R. Lappen

Bioelectric impedance. New developments and clinical application.

P. A. Philips, J. M. Van De Water, L. G. Thouin, 1971, Archives of surgery.

Two-dimensional echocardiographic measurement of right pulmonary artery diameter in infants and children.

G. Lapin, A. Muster, M. Paul, 1983, Journal of the American College of Cardiology.

Masked subaortic stenosis in ostium primum atrial septal defect: recognition and treatment.

S. Bharati, M. Lev, M. Ilbawi, 1983, The American journal of cardiology.

The "critical" neonate with diaphragmatic hernia: a 21-year perspective.

R. Lappen, S. Luck, M. Reynolds, 1984, Journal of pediatric surgery.