312,646 ADVANCES Advances in human genetics : current applications and prospects for the future : proceedings of a symposium Marco Island, Florida / Larry J. Shapiro, Ian Gross and Harry R. Hill guest eds. - Philadelphia: W. B. Saunders Co. Harcourt Brace Jo-vanovich Inc., 1991 . - [4], 56 s. : il. ; 28 cm (Seminars in Perinatology, ISSN 0146-0005 vol. 15 no. 1 suppl. 1)