Wijittra Malad และ Detpon Preechagoon. (2011) Isotretinoin and Clindamycin Phosphate Combination Gel Preparation for Acne Treatment: Formulation and Stability Evaluation. <i>Isan Journal ofPharmaceutical Sciences</i>, <i>7</i>(2), 12-21.Wijittra Malad และ Detpon Preechagoon. "Isotretinoin and Clindamycin Phosphate Combination Gel Preparation for Acne Treatment: Formulation and Stability Evaluation". Isan Journal ofPharmaceutical Sciences 7 (2011):12-21.Wijittra Malad และ Detpon Preechagoon. Isotretinoin and Clindamycin Phosphate Combination Gel Preparation for Acne Treatment: Formulation and Stability Evaluation. Faculty of Pharmaceutical Sciences KKU MSU UBU:ม.ป.ท. 2011.