APA

Ryan M. A. K., Gumbs G. R., Conlin A. M. S., Sevick C. J., Jacobson I. G., Snell K. J., Spooner C. N. & Smith T. C. (20080811). Evaluation of preterm births and birth defects in liveborn infants of US military women who received smallpox vaccine. : Birth defects research. Part A, Clinical and molecular teratology.

Chicago

Ryan Margaret A K, Gumbs Gia R, Conlin Ava Marie S, Sevick Carter J, Jacobson Isabel G, Snell Katherine J, Spooner Christina N and Smith Tyler C. 20080811. Evaluation of preterm births and birth defects in liveborn infants of US military women who received smallpox vaccine. : Birth defects research. Part A, Clinical and molecular teratology.

Harvard

Ryan M. A. K., Gumbs G. R., Conlin A. M. S., Sevick C. J., Jacobson I. G., Snell K. J., Spooner C. N. and Smith T. C. (20080811). Evaluation of preterm births and birth defects in liveborn infants of US military women who received smallpox vaccine. : Birth defects research. Part A, Clinical and molecular teratology.

MLA

Ryan Margaret A K, Gumbs Gia R, Conlin Ava Marie S, Sevick Carter J, Jacobson Isabel G, Snell Katherine J, Spooner Christina N and Smith Tyler C. Evaluation of preterm births and birth defects in liveborn infants of US military women who received smallpox vaccine. : Birth defects research. Part A, Clinical and molecular teratology. 20080811.