title: Prevention trials.
mesh_terms: D000284:Administration, Oral; D002986:Clinical Trials as Topic; D003922:Diabetes Mellitus, Type 1 / Q000188:drug therapy*; D006801:Humans; D007328:Insulin / Q000008:administration & dosage; D018579:Patient Selection; D012307:Risk Factors; D014481:United States
chemical_list: D007328:Insulin