TY - BOOK AU - Vaughan, Christopher C., CN - RG525 CN - RG525 CY - New York : DA - c1996. ET - 1st ed. ID - 186644 KW - Fetus KW - Human embryo. KW - Human reproduction. N1 - Includes index. PB - Times Books, PP - New York : PY - c1996. SN - 0812921038 T1 - How life begins :the science of life in the womb / TI - How life begins :the science of life in the womb / ER -