this is a report of a study from the committee on in vitro tests of the american academy of allergy , which evaluated variance of the rast procedure when different allergic sera were tested by 12 committee member laboratories using the phadebas rast kit ( pharmacia diagnostics , piscataway , n.j. ) and when serial dilutions of a ragweed allergic sera were sent to nine different commercial laboratories in the u.s.a .
C0220825
evaluated
C0184661
procedure