1. Gold Skin Care Center; Nashville TN USA
2. Tennessee Clinical Research Center; Nashville TN USA
3. Vanderbilt University School of Nursing; Nashville TN USA
4. School of Medicine; Meharry Medical College; Nashville TN USA
5. Andriessen Consultants & Radboud UMC; Nijmegen The Netherlands
6. Department of Otolaryngology; Division of Facial Plastic and Reconstructive Surgery; University of Illinois; Chicago IL USA
7. Cosmetic Laser Dermatology; San Diego CA USA
8. Lorenc Aesthetic Plastic Surgery Center; New York NY USA
9. Department of Plastic Surgery; Lenox Hill Hospital; New York NY USA
10. Faculty of Medicine; McGill University,Montreal; Canada