Proceedings of the Association of American Physicians / Associati on of American Physicians. - U.S.A : Blackwell Science, 1998- - v. : ill. 27 cm. - Bimonthly - Vol. 110, no. 2, (Mar./April 1998)- Latest issue consulted: Vol. 110, no.2, (Mar/April 1998) ISSN: 1081-650X Subjects--Topical Terms: Medicine -- Periodicals. National Library of Medicine Call No.: PER W1 / TR225J