Ranasinghe, N.; Devanarayana, N.M.; Rajindrajith, S.; Perera, M.S.; Nishanthinie, S.; Warnakulasuriya, T.; de Zoysa, P.T.
(BioMed Central, 2018)
BACKGROUND: Chronic abdominal pain is a common worldwide problem and known to be associated with psychological problems. This study evaluated the association between abdominal pain-predominant functional gastrointestinal ...