TI - USe of isotopes in studies of hemoglobin formation PT - JOUR DP - 1949 TA - Journal of the American Medical Association pages = {784-785}, VI - 140 IP - 9 AID - 10.1001/jama.1949.02900440026011 [doi] 4100 - http://dx.doi.org/10.1001/jama.1949.02900440026011 SO - Journal of the American Medical Association July 2, 1949 140(9):784