APA引用形式

Hannaford, P. C., & Kay, C. R. (1998). The risk of serious illness among oral contraceptive users: Evidence from the RCGP's oral contraceptive study.

シカゴスタイル引用形

Hannaford, P C., , C R. Kay. The Risk of Serious Illness Among Oral Contraceptive Users: Evidence From the RCGP's Oral Contraceptive Study. 1998.

MLA引用形式

Hannaford, P C., , C R. Kay. The Risk of Serious Illness Among Oral Contraceptive Users: Evidence From the RCGP's Oral Contraceptive Study. 1998.

警告: この引用は必ずしも正確ではありません.