TY - RPRT TI - Prospective hospital based study on persistent diarrhoea. AU - P Dutta AU - M Lahiri AU - D Sen AU - S C Pal PY - 1991 DO - 10.1136/gut.32.7.787 UR - https://pubmed.ncbi.nlm.nih.gov/1855686/ ID - 1855686 ER -