Piti Palungchira และ Pranee Palungwachira. (1998) Clinical comparision of the efficacy and safety of brevoxy gel and 5% benzoyl peroxide plus 1% clindamycin solution in acne vulgaris. <i>Journal of Medicine and Health Sciences</i>, <i>5</i>(2), 61-66.Piti Palungchira และ Pranee Palungwachira. "Clinical comparision of the efficacy and safety of brevoxy gel and 5% benzoyl peroxide plus 1% clindamycin solution in acne vulgaris". Journal of Medicine and Health Sciences 5 (1998):61-66.Piti Palungchira และ Pranee Palungwachira. Clinical comparision of the efficacy and safety of brevoxy gel and 5% benzoyl peroxide plus 1% clindamycin solution in acne vulgaris. Faculty of Medicine,Srinakharinwirot University:ม.ป.ท. 1998.