title: Swimming upstream: views on the ethics of preconception gender selection.
authors.affiliation: University of Pennsylvania School of Medicine, Philadelphia, USA.
authors.forename: L
authors.initials: L
authors.lastname: Mastroianni
mesh_terms: D001675:Bioethics; D005260:Female; D005307:Fertilization in Vitro / Q000331:legislation & jurisprudence / Q000523:psychology*; D006801:Humans; D008297:Male; D010342:Patient Acceptance of Health Care / Q000523:psychology; D012743:Sex Preselection; D012922:Social Change; D013337:Students, Medical / Q000523:psychology; D013995:Time