Bahr, J. E., & Kyuger, S. F. (1983), Self-care practices of pregnant women from the central Kansas area, Kansas Nurse, 58 (6), 1-2, 21.
Caan, B. J., & Goldhaber, M. K. (1989), Caffeinated beverages and low birthweight : A case-control study, American Journal of Public Health, 79 (9), 1299-1300.
Elliott, B., Brunham, R. C., Laga, M., et al. (1990), Maternal gonococcal infection as a preventable risk factor for low birth weight, Journal of Infectious Diseases, 161 (3), 531-536.
Ershoff, D. H., Quinn, V. P., Mullen, P. D., et al. (1990), Pregnancy and medical outcomes of a self-help prenatal smoking cessation program in a HMO, Public Health Reports, 105 (4), 340-347.