EANM guidelines for ventilation/perfusion scintigraphy : part 1. Pulmonary imaging with ventilation/perfusion single photon emission tomography - Bajc, M; Neilly, J B; Miniati, M; Schuemichen, C; Meignan, M; Jonson, B; EANM Committee (Eur J Nucl Med Mol Imaging, 2009)