Geographic distribution of certified nurse-midwives

• 作者Kathryn M. Langwell; Stephen D. Wilson; Robert T. Deane; Robert A. Black; Kwai-fong Chui
• 卷第25卷
• 期第6期
• 印刷ISSN1542-2011
• 文件大小1254.33KB
• 发表时间1980
• DOI10.1016/0091-2182(80)90091-9
• 页码3-11