1. Reproductive Biology Unit, German Primate Center; Leibniz Institute for Primate Research; Göttingen; Germany
2. Gene Bank of Primates and Primate Genetics Laboratory, German Primate Center; Leibniz Institute for Primate Research; Göttingen; Germany
3. Unit of Human Biology and Genetics, Department of Biological Sciences, Graduate School of Science; The University of Tokyo; Tokyo; Japan
4. Primate Research Unit, Department of Biology, Faculty of Science; Chulalongkorn University; Bangkok; Thailand