The influence of multiple births on perinatal loss
Tài liệu tham khảo
National Office of Vital Statistics, U.S. Dept. of Health, Education & Welfare, 1954, Birth Weight Statistics, U.S. 1951. Vital Statistics—Special Reports, National Summaries, vol. 38, 321
Potter, 1941, Am. J. Obst. & Gynec, 42, 870, 10.1016/S0002-9378(41)90182-5
Potter, 1949, Am. J. Obst. & Gynec, 58, 139, 10.1016/0002-9378(49)90016-2
Guttmacher, 1937, Am. J. Obst. & Gynec, 34, 76, 10.1016/S0002-9378(37)90511-8
Hirst, 1939, Am. J. Obst. & Gynec, 37, 634, 10.1016/S0002-9378(15)31557-X
Bender, 1952, J. Obst. & Gynaec. Brit. Emp, 59, 510, 10.1111/j.1471-0528.1952.tb04157.x
Kurtz, 1955, Obst. & Gynec, 6, 370
Record, 1952, J. Obst. & Gynaec. Brit. Emp, 59, 471, 10.1111/j.1471-0528.1952.tb04151.x