Effects of halogenated analogues of cortisol and progesterone upon hair growth in castrated mice. January 1978 in “ PubMed ” Houssay Ab, Epper Ce, Varela, Curbelo Hm 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 pubmed.ncbi.nlm.nih.gov →