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Titlebook: Demographic and Programmatic Consequences of Contraceptive Innovations; Sheldon J. Segal,Amy O. Tsui,Susan M. Rogers Book 1989 Plenum Pres

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21#
發(fā)表于 2025-3-25 04:54:42 | 只看該作者
22#
發(fā)表于 2025-3-25 10:40:39 | 只看該作者
Digitization, Sampling, Quantization Development (AID) started its program in the mid-1960s, there were perhaps 15 million family planning users in the Third World, excluding the People’s Republic of China.. Today, there are more than 200 million. Prevalence for all methods has increased during the same period, from 15 percent of marr
23#
發(fā)表于 2025-3-25 14:48:35 | 只看該作者
Effects of New Contraceptive Methods on Abortion Utilizationve methods: the level of abortion is an indicator of the efficiency with which fertility is being controlled through control of pregnancy and, in times and places where it is not available in safe, legal settings, abortion is an important contributor to infertility and to mortality of women of reproductive age.
24#
發(fā)表于 2025-3-25 18:10:15 | 只看該作者
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發(fā)表于 2025-3-25 20:43:29 | 只看該作者
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發(fā)表于 2025-3-26 02:27:09 | 只看該作者
Digitization, Sampling, Quantizationve methods: the level of abortion is an indicator of the efficiency with which fertility is being controlled through control of pregnancy and, in times and places where it is not available in safe, legal settings, abortion is an important contributor to infertility and to mortality of women of reproductive age.
27#
發(fā)表于 2025-3-26 06:23:39 | 只看該作者
https://doi.org/10.1007/978-3-662-04781-1 of NORPLANT? implants, a contraceptive developed through its own research and development program. This decision has continued to have an overall impact on the approach taken by other public sector institutions in this field.
28#
發(fā)表于 2025-3-26 11:32:41 | 只看該作者
https://doi.org/10.1007/978-1-4684-5721-6computerassistierte Detektion; developing countries; fertility; health; population
29#
發(fā)表于 2025-3-26 14:51:18 | 只看該作者
978-1-4684-5723-0Plenum Press, New York 1989
30#
發(fā)表于 2025-3-26 20:15:06 | 只看該作者
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