title: Oestrogen, progesterone and androgen receptors in ovarian neoplasm. correlation between immunohistochemical and biochemical receptor analyses
authors.affiliation: Department of Gynaecology, Free University Hospital, PO Box 7057 1007 MB, Amsterdam, The Netherlands.
authors.initials: CW
authors.lastname: Burger
authors.lastname: van Doorn HC
authors.lastname: van der Valk P
authors.initials: HM
authors.lastname: Bonfrer