TY - GEN AU - Abeysena, Chrishantha TI - Validation of the sinhala translation of general health questionnaires 30 and 12 (GHQ 30 and GHQ 12) PY - 2010/// CY - Kelaniya PB - University of Kelaniya KW - Staff Research Reports N1 - Project Grant Number-RP/03/04/07/03/2007 ER -