Reference:
Dalton HR, Bendall RP, Rashid M, Ellis V, Ali R, Ramnarace R, Stableforth W, Headdon W, Abbott R, McLaughlin C, Froment E, Hall KJ, Michell NP, Thatcher P, Henley WE. Host risk factors and autochthonous hepatitis E infection. European Journal of Gastroenterology & Hepatology 2011;23(12): 1200-1205.