Internal Medicine: Important Advances in Clinical Medicine - Percutaneous Transluminal Coronary Angioplasty May 1983 in “ PubMed ” Kirk L. Peterson 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 pmc.ncbi.nlm.nih.gov →