TY - GEN AU - Devanarayana, Niranga M. AU - Rajindrajith, Shaman E. G. D. TI - Study of functional gastrointestinal disorders among school children PY - 2010/// CY - Kelaniya PB - University of Kelaniya KW - Staff Research Reports N1 - Project Grant Number-RP/03/04/03/01/2008 ER -