Start Submission

Viewing Metrics for:

H. Westhoff, Natuurlijk geboorteregelen in de twintigste eeuw. De ontwikkeling van de periodieke onthouding door de Nederlandse arts J. N. J. Smulders in de jaren dertig

Published on 01 Jan 1987.

We record metrics using Google Analytics, PLoS Lagotto and UPs Twitter Scraper.

  • Views: unique visits to the article full text.
  • Downloads: user downloads of PDF and XML.
  • Citations: citing articles in CrossRef.
  • Twitter: tweets, retweets and mentions.
  • Facebook: mentions of this article.
  • Wikipedia: citing articles in Wikipedia.

Return to Article