CLARK WALLACE H. Jr 305.612 ATYPICAL Atypical melanocytic nevi of the genital type with a discussion of reciprocal parenchyma1-stromal interactions in the biology of neoplasia / Wallace H. Clark Jr [et all. - Philadelphia : W.B. Saunders Co. a Division of Harcourt Brace and Co., 1998. -[2], 24 s. : il.; 27 cm. - (Human Pathology, ISSN ; vol 29, suppl.l)