Davis KL, Mitra D, Medjedovic J, Beam C, Rustgi V. Direct economic burden of chronic hepatitis c virus in a United States managed care population. J Clin Gastroenterol. 2011 Feb 1;45(2):e17-24.
Coffin D, Duval K, Martel S, Granton J, Lefebvre MC, Meads DM, Twiss J, McKenna SP. Adaptation of the Cambridge Pulmonary Hypertension Outcome Review (CAMPHOR) into French-Canadian and English-Canadian. Can Respir J. 2008 Mar;15(2):77-83.