Determinants of arsenic methylation efficiency and urinary arsenic level in pregnant women in Bangladesh oleh Shangzhi Gao, Pi-I Lin, Golam Mostofa, Quazi Quamruzzaman, Mahmudur Rahman, Mohammad Lutfar Rahman, Li Su, Yu-mei Hsueh, Marc Weisskopf, Brent Coull, David Chistopher Christiani