![Clinical and pathological importance of vacA allele heterogeneity and cagA status in peptic ulcer disease in patients from North Brazil]()
Clinical and pathological importance of vacA allele heterogeneity and cagA status in peptic ulcer disease in patients from North BrazilMartins, Luisa Caricio; Corvelo, Tereza Cristina de Oliveira; Demachki, Samia; Araujo, Marialva TF; Assumpção, Mônica Baraúna; Vilar, Simone Cristina Araujo Jucá; Freitas, Felipe Bonfim; Barbosa, Hivana Patricia Melo; Fecury, Amanda Alves; Amaral, Renata Kelly Costa do; Santos, Sidney Emanuel Batista dos · Memórias do Instituto Oswaldo Cruz · 2005