AU - Keetel WC TI - BIrth of normal babies. PT - JOUR DP - 1959 TA - A.M.A. Archives of Internal Medicine pages = {511}, VI - 104 IP - 3 AID - 10.1001/archinte.1959.00270090165031 [doi] 4100 - http://dx.doi.org/10.1001/archinte.1959.00270090165031 SO - A.M.A. Archives of Internal Medicine September 1, 1959 104(3):511