Sattler, G., Philipp-Dormston, W. G., Van Den Elzen, H., Van Der Walt, C., Nathan, M., Kolodziejczyk, J., . . . Dhillon, B. (2017). A Prospective, Open-Label, Observational, Postmarket Study Evaluating VYC-17.5L for the Correction of Moderate to Severe Nasolabial Folds Over 12 Months. Dermatol Surg.

Sattler, Gerhard, Wolfgang G. Philipp-Dormston, Helga Van Den Elzen, Cornelius Van Der Walt, Myooran Nathan, Julia Kolodziejczyk, Graeme Kerson, và Benjeev Dhillon. "A Prospective, Open-Label, Observational, Postmarket Study Evaluating VYC-17.5L for the Correction of Moderate to Severe Nasolabial Folds Over 12 Months." Dermatol Surg 2017.

Sattler, Gerhard, et al. "A Prospective, Open-Label, Observational, Postmarket Study Evaluating VYC-17.5L for the Correction of Moderate to Severe Nasolabial Folds Over 12 Months." Dermatol Surg 2017.