TY - JOUR T1 - Efficacy and relapse rates of different Isotretinoin dosages in treating acne vulgaris: systemic review JF - Clinical Medicine JO - Clin Med SP - s34 LP - s34 DO - 10.7861/clinmedicine.16-3-s34 VL - 16 IS - Suppl 3 AU - Tyng Hwey Tan AU - Rachel Hallett AU - Paul Devakar Yesudian Y1 - 2016/06/01 UR - http://www.rcpjournals.org/content/16/Suppl_3/s34.abstract ER -