TY - GEN AU - Balerna,M AU - Van Kooj,R AU - Campana,A TI - [In vitro fertilization and human embryo transfer: biological problems] SN - 0021-7743 PY - 1984///1102 KW - Embryo Transfer KW - Female KW - Fertilization in Vitro KW - Humans KW - Male KW - Oocytes KW - growth & development KW - Pregnancy KW - Sperm-Ovum Interactions KW - Spermatogenesis N1 - Publication Type: English Abstract; Journal Article ER -