ABSTRACTS OF UPPSALA .. MEDICINE ;468 LACKGREN GORAN 605,215 The human undescended testis and the affect of HCG : /Humanes Choriongonadotropin/ try-treatment : a study of the morphology ; in vitro progesterone metabolism, gonadotro -phin receptors and germ cell adenylyl cyclase in testicular biopsies : / doctoral thesis// by Goran Lackgren ; / University Uppsala/, - Uppsala. : Acad. Upsaliene sis, 1983. -41s.; 25 cm ( Acta Universitatis Upsaliensis. Abstrac of Uppsala Dissertations from the Faculty of Medicine ISSN0345-004X ,458) ISBN 91-554-1450-8