
twins.usc.edu
California Twin ProgramThe California Twin Program is a non-profit effort conducted at the University of Southern California to collect the basic characteristics of all twins born in California regardless of where they are living currently. Click on the left to learn about the nature and goals of the program and who is eligible to participate. Here we describe why a twin program is important and why it should be conducted in California. This letter summarizes the history and goals of the program.
http://twins.usc.edu/