D. Heifer

Fibre-end micro-lens system for endoscopic erbium-laser surgery applications

V. Romano, H. Weber, M. Frenz, 1994 .

Bacterial Meningitis in Parturients After Epidural Anesthesia

D. Heifer, L. Ready, 1990, Anesthesiology.

USE OF EPIDURAL-PCA VERSUS IV-PCA AFTER OBSTETRICAL ANESTHESIA

P. White, D. Heifer, R. Parker, 1989 .