Regueira, Yadira, Jamison D. Fargo, Deborah Tiller, Kathleen Brown, Carla Clements, Barbara Beachman, Emily Brignone, and Marilyn S. Sommers. “Comparison of Skin Biomechanics and Skin Color in Puerto Rican and Non-Puerto Rican Women”. Puerto Rico Health Sciences Journal 38, no. 3 (September 10, 2019). Accessed October 31, 2025. https://prhsj.rcm.upr.edu/index.php/prhsj/article/view/1959.