A critical look at the double-blind placebo-controlled food challenge test.
Catlett
J B
JB
Catlett Allergy Asociates, Richmond, Virginia 23226, USA.
D004311:Double-Blind Method; D005512:Food Hypersensitivity / Q000175:diagnosis*; D006801:Humans; D007159:Immunologic Tests; D010919:Placebos
D010919:Placebos