50th anniversary of the American Academy of Allergy and Immunology : Program and abstracts of papers to be presented during scientific sessions, 49th annual meeting, March 12-17, 1993, Chicago, Illinois Vol. 91 No. 1, Part 2, [Supl.] 1993. St. Louis : Mosby, 1993. 548 s.   [1, z toho voľných 0, prezenčne 1]