It has been facetiously said that facts alone are more unreliable than statistics. However that may be, according to the late Dr. Matthews Duncan, the comparative fertility of the human female "increases gradually from the commencement of the child-bearing period of life until about the age of thirty years is reached, and that then it still more gradually declines," and "that it is greater in the decade of years following the climax of about thirty years than in the decade of years preceding the climax." The same author states that 15 per cent, of married women, between the ages of 15 and 45 years, are found to be sterile; others claim the proportion to be one in 8.5, one in 10, etc. Sterility chargeable upon the female alone during the period of reproduction is rare in the domestic animals, and when existant is usually caused by some obstruction, congenital or
JAMA – American Medical Association
Published: Jan 23, 1892
It’s your single place to instantly
discover and read the research
that matters to you.
Enjoy affordable access to
over 18 million articles from more than
15,000 peer-reviewed journals.
All for just $49/month
Query the DeepDyve database, plus search all of PubMed and Google Scholar seamlessly
Save any article or search result from DeepDyve, PubMed, and Google Scholar... all in one place.
Get unlimited, online access to over 18 million full-text articles from more than 15,000 scientific journals.
Read from thousands of the leading scholarly journals from SpringerNature, Wiley-Blackwell, Oxford University Press and more.
All the latest content is available, no embargo periods.
“Hi guys, I cannot tell you how much I love this resource. Incredible. I really believe you've hit the nail on the head with this site in regards to solving the research-purchase issue.”Daniel C.
“Whoa! It’s like Spotify but for academic articles.”@Phil_Robichaud
“I must say, @deepdyve is a fabulous solution to the independent researcher's problem of #access to #information.”@deepthiw
“My last article couldn't be possible without the platform @deepdyve that makes journal papers cheaper.”@JoseServera