553,432 ROLE The role of alprostadil in the diagnosis and treatment of erectile dysfunction : Proceedings of a Symposium August 3-4, 1993 Brook Lodge, Kalamazoo, Michigan / eds. Irwin Goldstein, Tom F. Lue. - Princeton [etc.] : Excerpta Medica, Inc., cop. 1993. - [8], 171 s. ;24 cm ISBN 444-01902-2 (błędny). - ISBN 0-444-01902-2 (popr