Mahon, J; Lifschitz, C; Ludwig, T; Thapar, N; Glanville, J; Miqdady, M; Saps, M; ... Szajewska, H; + view all (2017) The costs of functional gastrointestinal disorders and related signs and symptoms in infants: a systematic literature review and cost calculation for England. BMJ Open , 7 (11) , Article e015594. 10.1136/bmjopen-2016-015594. Green open access