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The Annals of Thoracic Surgery|November 1, 1985
Acute thoracic inlet obstruction in achalasia with adenoid cystic and squamous cell carcinomaB Sigurgeirsson, K B Jóhannsson, S Haroarson, et al.
The American Journal of Cardiology|May 15, 1992
Predictive value of apolipoproteins in a prospective survey of coronary artery disease in menG Sigurdsson, A Baldursdottir, H Sigvaldason, et al.
Resuscitation|September 17, 1999
Resuscitation in Europe: a tale of five European regionsJ Herlitz, J Bahr, M Fischer, et al.
Circulation|May 1, 1978
Assessment of the pulmonary vascular bed by echocardiographic right ventricular systolic time intervalsT Riggs, S Hirschfeld, G Borkat, et al.
Pediatrics|March 1, 1977
Neonatal circulatory changes: an echocardiographic studyT Riggs, S Hirschfeld, C Bormuth, et al.
Circulation|January 1, 1977
Quantification of the normal Frank and McFee-Parungao orthogonal electrocardiogram at ages two to ten yearsJ S Kan, J Liebman, M H Lee, et al.
Chest|March 1, 1979
Echocardiographic abnormalities in patients with cystic fibrosisS S Hirschfeld, D G Fleming, C Doershuk, et al.
Pediatrics|September 1, 1978
Echographic ventricular systolic time intervals in normal term and preterm neonatesH Halliday, S Hirschfeld, T Riggs, et al.
Circulation|November 1, 1976
The isovolumic contraction time of the left ventricle. An echographic studyS Hirschfeld, R Meyer, J Korfhagen, et al.
Circulation|February 1, 1979
Ventricular septal defect in infancy: a combined vectorgraphic and echocardiographic studyT Riggs, S Mehta, S Hirschfeld, et al.
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