Cryptorchidism and Hypospadias in Sons of Gardeners and Farmers
- A study of occurrence, pointing to the use of gardening chemicals as a potential cause.
- http://ehpnet1.niehs.nih.gov/docs/1998/106p793-796slothweidner/abstract.html

Pediatric Oncall
- Find out more about undescended testis in children and its treatment.
- http://www.pediatriconcall.com/forpatients/CommonChild/undescended_testis.asp