298,384 AMERICAN The American Pediatric Society and the Society for Pediatric Research : Combined program and abstracts Sheraton Washington Hotel, Washington, D.C. May 2-5, 1988 Monday-Thursday (session listings and contents appear in chronological order). - Baltimore : APS-SPR, 1987. - 672 s. ; 29 cm (Pediatric Research ISSN 0031-3998 ; program issue; viol.23, nr 4, p. 2)