Faculty Opinions Recommendation of Clinical Applications of Cortisol Measurements in Hair February 2017 in “ Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature ” Günter K. Stalla, Ulrich Renner 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 archive.connect.h1.co →