Corrigendum to "Use of refractometry and colorimetry as field methods to rapidly assess antimalarial drug quality" [J. Pharm. Biomed. Anal. 43 (2007) 105-110] (DOI:10.1016/j.jpba.2006.06.047) - Green, MD; Nettey, H; Rojas, O; Pamanivong, C; Khounsaknalath, L; Ortiz, MG; Newton, P; Fernández, F; Vongsack, L; Manolin, O (2007)