APA

Meis P. J., Goldenberg R. L., Mercer B. M., Iams J. D., Moawad A. H., Miodovnik M., Menard M. K., Caritis S. N., Thurnau G. R., Bottoms S. F., Das A., Roberts J. M. & McNellis D. (19980422). The preterm prediction study: risk factors for indicated preterm births. Maternal-Fetal Medicine Units Network of the National Institute of Child Health and Human Development. : American journal of obstetrics and gynecology.

Chicago

Meis P J, Goldenberg R L, Mercer B M, Iams J D, Moawad A H, Miodovnik M, Menard M K, Caritis S N, Thurnau G R, Bottoms S F, Das A, Roberts J M and McNellis D. 19980422. The preterm prediction study: risk factors for indicated preterm births. Maternal-Fetal Medicine Units Network of the National Institute of Child Health and Human Development. : American journal of obstetrics and gynecology.

Harvard

Meis P. J., Goldenberg R. L., Mercer B. M., Iams J. D., Moawad A. H., Miodovnik M., Menard M. K., Caritis S. N., Thurnau G. R., Bottoms S. F., Das A., Roberts J. M. and McNellis D. (19980422). The preterm prediction study: risk factors for indicated preterm births. Maternal-Fetal Medicine Units Network of the National Institute of Child Health and Human Development. : American journal of obstetrics and gynecology.

MLA

Meis P J, Goldenberg R L, Mercer B M, Iams J D, Moawad A H, Miodovnik M, Menard M K, Caritis S N, Thurnau G R, Bottoms S F, Das A, Roberts J M and McNellis D. The preterm prediction study: risk factors for indicated preterm births. Maternal-Fetal Medicine Units Network of the National Institute of Child Health and Human Development. : American journal of obstetrics and gynecology. 19980422.