Spira, Alfred, Spira, Nadine, Goujard, Jeanine and Schwartz, Daniel. "Smoking during pregnancy and placental weight.A multivariate analysis on 3759 cases"
Journal of Perinatal Medicine, vol. 3, no. 4, 1975, pp. 237-241.
https://doi.org/10.1515/jpme.1975.3.4.237
Spira, A., Spira, N., Goujard, J. & Schwartz, D. (1975). Smoking during pregnancy and placental weight.A multivariate analysis on 3759 cases.
Journal of Perinatal Medicine,
3(4), 237-241.
https://doi.org/10.1515/jpme.1975.3.4.237
Spira, A., Spira, N., Goujard, J. and Schwartz, D. (1975) Smoking during pregnancy and placental weight.A multivariate analysis on 3759 cases. Journal of Perinatal Medicine, Vol. 3 (Issue 4), pp. 237-241.
https://doi.org/10.1515/jpme.1975.3.4.237
Spira, Alfred, Spira, Nadine, Goujard, Jeanine and Schwartz, Daniel. "Smoking during pregnancy and placental weight.A multivariate analysis on 3759 cases"
Journal of Perinatal Medicine 3, no. 4 (1975): 237-241.
https://doi.org/10.1515/jpme.1975.3.4.237
Spira A, Spira N, Goujard J, Schwartz D. Smoking during pregnancy and placental weight.A multivariate analysis on 3759 cases.
Journal of Perinatal Medicine. 1975;3(4): 237-241.
https://doi.org/10.1515/jpme.1975.3.4.237
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