共 16 条
- [1] AbouZahr C, 2000, B WORLD HEALTH ORGAN, V78, P655
- [2] [Anonymous], 1998, MMWR Recomm Rep, V47, P1
- [4] Centers for Disease Control and Prevention (CDC), 2001, MMWR Morb Mortal Wkly Rep, V50, P361
- [6] Unintended pregnancy in the United States [J]. FAMILY PLANNING PERSPECTIVES, 1998, 30 (01): : 24 - +
- [8] KORAN JM, 2001, AM J PUBLIC HEALTH, V91, P1060
- [9] ACTUAL CAUSES OF DEATH IN THE UNITED-STATES [J]. JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION, 1993, 270 (18): : 2207 - 2212
- [10] Burden of disease Implications for future research [J]. JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION, 2001, 285 (05): : 535 - 539