Influence of language barrier and cultural background in hepatitis B disease knowledge in a Chinese community of Spain oleh Anna Pocurull, Anna Pocurull, Cristina Collazos, Anna Miralpeix, Laura Tapias, Tao Wang, María Jose Moreta, Zoe Mariño, Zoe Mariño, Sabela Lens, Sabela Lens, Xavier Forns, Xavier Forns