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Development of Cell Phone Fertility Awareness Application

Paul Blumenthal of Stanford University in the U.S. is creating a cell phone application that collects information on an individual's menstrual cycle, processes the information with a calendar algorithm, and sends free text messages as a reminder to a woman of her menstrual status.

More information about Create New Technologies for Contraception (Round 5)

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View the Grand Challenges partnership network

The Bill & Melinda Gates Foundation is part of the Grand Challenges partnership network. Visit grandchallenges.org to view the map of awarded grants across this network and grant opportunities from partners.