Comparative Study of Various Brands of Synthetic Hair Gels and Herbal Hair Gels July 2021 in “ Clinical Case Reports and Clinical Study ” Abbaraju Krishna Sailaja 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 aditum.org →