Cite
APA Citation
Hanrath, P., Schlüter, M., Langenstein, B. A., Polster, J., Engel, S., Kremer, P., & Krebber, H. J. (1983). detection of ostium secundum atrial septal defects by transoesophageal cross-sectional echocardiography.. Heart, 49(4), 350–358. http://access.bl.uk/ark:/81055/vdc_100144236998.0x00003b