Plasma Testosterone and Dihydrotestosterone in Cryptorchid Boys Treated with HCG September 1978 in “ Journal of steroid biochemistry/Journal of Steroid Biochemistry ” Andrea Attanasio, K. Rager, D. Gupta We don't know much about this study yet. We're maintaining the world's largest resposity of hair loss research. You can help out the community by sending a PDF of this study here . Not sure how to get a study's PDF? You can email the authors of the study. View this study on sciencedirect.com →