Prasitsuebsai W, Kerr SJ, Khanh TH, Ananworanich JA, Viet DC, Van LN, Kurniati N, Kosalaraksa P, Sirisanthana V, Chokephaibulkit K, Thammajaruk N, Singtoroj T, Teeraananchai S, Gandhi M, Sohn AH. Lopinavir hair concentrations predict virological failure among Asian children. [Abstract#001] Accepted as oral presentation