Rapid point of care HCV RNA quantification in capillary whole blood for diagnosing chronic HCV infection, monitoring treatment and detecting reinfection Melanosis Coli Treatment & Management Point of Care StatPearls Ledipasvir and sofosbuvir plus ribavirin in patients with genotype 1 or 4 hepatitis C virus infection and advanced liver disease: a multicentre, open label, randomised, phase 2 trial The Lancet Infectious Diseases Quantitative Analysis of Melanosis Coli Colonic Mucosa Using Textural Patterns