Robert S Chapman

Polymorphisms in immunoregulatory genes, smoky coal exposure and lung cancer risk in Xuan Wei, China.

Robert Welch, Qing Lan, Tongzhang Zheng, 2007, Carcinogenesis.

Oxidative damage-related genes AKR1C3 and OGG1 modulate risks for lung cancer due to exposure to PAH-rich coal combustion emissions.

Nathaniel Rothman, Robert Welch, Qing Lan, 2004, Carcinogenesis.

Practices and challenges of infectious waste management: A qualitative descriptive study from tertiary care hospitals in Pakistan

Ramesh Kumar, Babar Tasneem Shaikh, Ratana Somrongthong, 2015, Pakistan journal of medical sciences.

Improvement in household stoves and risk of chronic obstructive pulmonary disease in Xuanwei, China: retrospective cohort study

Qing Lan, Xingzhou He, Q. Lan, 2005, BMJ : British Medical Journal.