1. Menzies DG, Busuttil A, Prescott LF. Fatal pulmonary aspiration of oral activated charcoal. BMJ 1988;297:459–460.
2. Arnold TC, Willis BH, Xiao F, et al. Aspiration of activated charcoal elicits an increase in lung microvascular permeability. J Toxicol Clin Toxicol 1999;37:9–16.
3. Seo H, Cha SI, Shin KM, et al. Focal necrotizing pneumonia is a distinct entity from lung abscess. Respirology 2013;18:1095–1100.