Chronological Aging in African-American Skin: A Reliable Photonumeric Scale Demonstrates Age and Body Mass Index as Contributing Factors

Anna L. Chien, Ji Qi, Radhika Grandhi, Tamia Harris-Tryon, Noori Kim, Min Soo Jang, Omolara Olowoyeye, Diane Kuhn, Sherry Leung, Barbara M. Rainer, Flora Poon, Sabrina Sisto Alessi César, Jean Suh, Nancy Cheng, Ginette A. Okoye, Sewon Kang