| 其他書名 | An Analysis of the Demographic Characteristics and Pregnancy History of Mothers and Birth Weight of Babies Delivered in a Nonhospital Setting Or by a Midwife in a Hospital |
| 出版 | U.S. Department of Health and Human Services, Public Health Service, National Center for Health Statistics, 1984 |
| ISBN | 08406028559780840602855 |
| URL | http://books.google.com.hk/books?id=UN_ZzgEACAAJ&hl=&source=gbs_api |