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- US Clinical Trials Registry
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Clinical Trials on Vitamin A Deficiency
Total 13748 results
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Tufts UniversityNutricia Research Fundation; National University of Science and Technology,...Completed
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University of California, DavisBill and Melinda Gates Foundation; Penn State University; Newcastle University; Helen Keller International and other collaboratorsCompletedVitamin A StatusPhilippines
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University of PaviaIstituti Clinici Scientifici Maugeri SpAUnknownVitamin D Deficiency | Vitamin D3 Deficiency | Vitamin DItaly
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University of AarhusCompletedVitamin B12 DeficiencyDenmark
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Bispebjerg HospitalCompletedObesity | Deficiency, Vitamin D
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Maastricht University Medical CenterNot yet recruitingPregnancy | Vitamin B 12 Deficiency | Dietary Exposure | Nutrient Deficiency
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Texas A&M UniversityUnknownCognitive Change | Nutritional Anemia | Diet, Healthy | Nutrient Deficiency | Diet; Deficiency | Visual Spatial Processing | Dietary Deficiency | Dietary B12 Deficiency | Dietary Zinc Deficiency | Dietary Vitamin B12 Deficiency Anemia | Dietary Deficiency of Selenium and Vitamin EUnited States
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Rijnstate HospitalCompleted
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Rima ObeidMerck KGaA, Darmstadt, Germany; Syneed Medidata GmbHCompletedDiabetes Mellitus, Type 2 | Vitamin B 12 Deficiency | Vitamin B 6 Deficiency
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USDA, Western Human Nutrition Research CenterCompletedAchlorhydria | Vitamin B-12 DeficiencyUnited States
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Université d'AuvergneCompletedInsulin Resistance | Deficiency, Vitamin D
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Nutrition Institute, SloveniaNational Institute of Public Health, Slovenia; University Medical Centre LjubljanaCompletedThyroid Diseases | Iron-deficiency | Vitamin D Deficiency | Nutritional Status | Vitamin B 12 Deficiency | Folic Acid Deficiency | Diet | Nutrient Deficiency | Micronutrient DeficiencySlovenia
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Yonsei UniversityCompletedVitamin B12 DeficiencyKorea, Republic of
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Northwell HealthStaten Island University HospitalCompletedVitamin B12 DeficiencyUnited States
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Centre For International HealthSykehuset Innlandet HF; Tribhuvan University Teaching Hospital, Institute Of... and other collaboratorsActive, not recruitingAnemia | Pregnancy Related | Vitamin B 12 DeficiencyNepal
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James J. Peters Veterans Affairs Medical CenterCompletedMacrocytic Anemia With Vitamin B12 DeficiencyUnited States
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Sun Yat-Sen Memorial Hospital of Sun Yat-Sen UniversityNot yet recruitingVitamin d DeficiencyChina
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Okan UniversityArçelik A.Ş.Completed
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Brigham and Women's HospitalCompletedVitamin d Deficiency
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University of DelawareRecruiting
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University of Missouri, Kansas CityTruman Medical CenterWithdrawnVitamin d DeficiencyUnited States
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Wageningen UniversityUniversity of Nairobi; European CommissionCompletedVitamin A DeficiencyKenya
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Newcastle UniversityPenn State University; International Food Policy Research InstituteUnknownVitamin A DeficiencyUnited Kingdom
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Wageningen UniversityUniversity of Ibadan; International Institute for Tropical AgricultureCompletedVitamin A DeficiencyNigeria
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Johns Hopkins Bloomberg School of Public HealthUniversity of California, Davis; Newcastle University; HarvestPlusCompletedVitamin A DeficiencyZambia
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Iowa State UniversityCompletedVitamin A Deficiency
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University of California, DavisJohns Hopkins University; Tropical Diseases Research Centre, ZambiaCompletedVitamin A DeficiencyZambia
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USDA, Western Human Nutrition Research CenterHarvestPlusCompletedVitamin A DeficiencyUnited States
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Swiss Federal Institute of TechnologyMahidol UniversityCompletedIron Deficiency | Vitamin A Deficiency | Zinc DeficiencySwitzerland, Thailand
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University College, LondonSitaram Bhartia Institute of Science and Research; Paropakar Maternity and...UnknownVitamin B 12 Deficiency | Child Developmental Delay | Child Malnutrition | Maternal ExposureIndia, Nepal
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University of Wisconsin, MadisonNational Institute of Health Research and Development, Ministry of Health...CompletedVitamin A DeficiencyUnited States, Indonesia
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Tufts UniversityCompleted
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University of California, DavisUniversity of California, San Francisco; University of Rhode Island; Ethiopian... and other collaboratorsEnrolling by invitationVitamin B 12 Deficiency | Folate Deficiency | Iodine Deficiency | Anemia Deficiency | Salt Intake | Anemia MacrocyticEthiopia
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University of California, DavisInternational Centre for Diarrhoeal Disease Research, BangladeshCompleted
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International Centre for Diarrhoeal Disease Research...Karolinska University Hospital; Peter Bergman, MD, PhDCompletedVitamin A DeficiencyBangladesh
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Swiss Federal Institute of TechnologyUniversity of Wisconsin, Madison; Mahidol UniversityCompleted
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USDA, Western Human Nutrition Research CenterUniversity of California, Davis; International Centre for Diarrhoeal Disease... and other collaboratorsCompletedVitamin A DeficiencyUnited States, Bangladesh
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London School of Hygiene and Tropical MedicineWorld Health OrganizationUnknownVitamin A DeficiencyGambia
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USDA, Western Human Nutrition Research CenterUniversity of California, DavisCompletedVitamin A DeficiencyBangladesh
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Huazhong University of Science and TechnologyTufts Medical Center; ShiYan Centre for Disease Control and PreventionCompletedVitamin A DeficiencyChina
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USDA, Western Human Nutrition Research CenterHarvestPlusCompleted
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National Institute of Diabetes and Digestive and...CompletedVitamin A Deficiency
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Gdansk University of Physical Education and SportCompleted
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Medical University of South CarolinaW.K. Kellogg FoundationCompletedVitamin D3 DeficiencyUnited States
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University Medical Centre LjubljanaRecruitingBody Weight | IVF | Nutrient Deficiency | Dietary Vitamin B12 Deficiency Anemia | Dietary Folate Deficiency AnemiaSlovenia
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University of California, San FranciscoNational Institute of Diabetes and Digestive and Kidney Diseases (NIDDK); Tufts... and other collaboratorsCompletedVitamin B1 Deficiency | Thiamine DeficiencyUnited States
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Swiss Federal Institute of TechnologyAddis Ababa University; HarvestPlusUnknownIron-deficiency | Vitamin A Deficiency | Zinc DeficiencyEthiopia, Switzerland
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VA Office of Research and DevelopmentCompletedFrail Elderly | Vitamin d DeficiencyUnited States
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Pauls Stradins Clinical University HospitalCompletedVitamin D3 DeficiencyLatvia
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University of JenaMartin-Luther-Universität Halle-WittenbergCompletedVitamin D3 DeficiencyGermany