Trials without placebo controls in pre-IDDM: is there an advantage?
Classen
J B
JB
Classen Immunotherapies, Inc., Baltimore, Maryland, USA.
D002986:Clinical Trials as Topic / Q000592:standards*; D003922:Diabetes Mellitus, Type 1 / Q000517:prevention & control*; D006801:Humans; D010919:Placebos / Q000592:standards*; D014612:Vaccines
D010919:Placebos; D014612:Vaccines