APA

Hedderson M. M., Ferrara A., Avalos L. A., Van den Eeden S. K., Gunderson E. P., Li D. K., Altschuler A., Woo S., Rowell S., Choudhary V., Xu F., Flanagan T., Schaefer C. & Croen L. A. (20171107). The Kaiser Permanente Northern California research program on genes, environment, and health (RPGEH) pregnancy cohort: study design, methodology and baseline characteristics. : BMC pregnancy and childbirth.

Chicago

Hedderson M M, Ferrara A, Avalos L A, Van den Eeden S K, Gunderson E P, Li D K, Altschuler A, Woo S, Rowell S, Choudhary V, Xu F, Flanagan T, Schaefer C and Croen L A. 20171107. The Kaiser Permanente Northern California research program on genes, environment, and health (RPGEH) pregnancy cohort: study design, methodology and baseline characteristics. : BMC pregnancy and childbirth.

Harvard

Hedderson M. M., Ferrara A., Avalos L. A., Van den Eeden S. K., Gunderson E. P., Li D. K., Altschuler A., Woo S., Rowell S., Choudhary V., Xu F., Flanagan T., Schaefer C. and Croen L. A. (20171107). The Kaiser Permanente Northern California research program on genes, environment, and health (RPGEH) pregnancy cohort: study design, methodology and baseline characteristics. : BMC pregnancy and childbirth.

MLA

Hedderson M M, Ferrara A, Avalos L A, Van den Eeden S K, Gunderson E P, Li D K, Altschuler A, Woo S, Rowell S, Choudhary V, Xu F, Flanagan T, Schaefer C and Croen L A. The Kaiser Permanente Northern California research program on genes, environment, and health (RPGEH) pregnancy cohort: study design, methodology and baseline characteristics. : BMC pregnancy and childbirth. 20171107.