INFORMATION from reliable sources indicates that for every 85 couples producing one or more living offspring, there are still 15 couples in this progressive country who do not conceive. Therefore, modern medicine must concern itself with the challenge of what can be done for more than 3,000,000 involuntarily childless married couples in the United States. Indeed, this is a world-wide problem. Since the founding of the American Society for the Study of Sterility, only thirteen years ago, groups of physicians, specialists, psychiatrists and veterinarians interested in promoting human reproduction have been formed all over the globe. At least three journals, . . .
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Fred A. Simmons (1956) studied this question.