Significance of halo, reversed halo and air crescent signs in lymphomatoid granulomatosis and pulmonary fungal infections.
Srivali N, Permpalung N, Ammannagari N, Cheungpasitporn W, Bischof EF. Significance of halo, reversed halo and air crescent signs in lymphomatoid granulomatosis and pulmonary fungal infections. Thorax. 2013 Nov; 68(11):1070-1.