Keetarut, K;    Kikuchi, H;    King, B;    Richards, N;    Lomer, M;    Fragkos, K;    Patel, PS;      (2021)    Perceived acceptability of partial enteral nutrition (PEN) using oral nutritional supplement drinks in adolescent and adult Crohn’s Disease outpatients: a feasibility study.                   Clinical Nutrition ESPEN , 46    pp. 276-287.    10.1016/j.clnesp.2021.09.742 <https://doi.org/10.1016/j.clnesp.2021.09.742>.       Green open access