Authors: Howarth, DM Lan, L Thomas, PA Allen, LW

Citation: Dm. Howarth et al., Tc-99m technegas ventilation and perfusion lung scintigraphy for the diagnosis of pulmonary embolus, J NUCL MED, 40(4), 1999, pp. 579-584

Authors: Howarth, DM Gilchrist, GS Mullan, BP Wiseman, GA Edmonson, JH Schomberg, PJ

Citation: Dm. Howarth et al., Langerhans cell histiocytosis - Diagnosis, natural history, management, and outcome, CANCER, 85(10), 1999, pp. 2278-2290