title: Biomedical science: some controversial issues.
authors: MRC Mammalian Development Unit, London, United Kingdom.
authors: A
authors: A
authors: McLaren
mesh_terms: D000163:Acquired Immunodeficiency Syndrome; D000818:Animals; D006224:Cricetinae; D004992:Ethics, Medical; D005260:Female; D005307:Fertilization in Vitro; D016332:Fetal Tissue Transplantation; D015316:Genetic Therapy; D006801:Humans; D007248:Infertility, Male / Q000175:diagnosis; D008297:Male; D002679:Pan troglodytes