W. Hälbig

[Penetrating keratoplasty in congenital corneal opacities].

A. Kampik, O. Lund, W. Hälbig, 1986, Klinische Monatsblatter fur Augenheilkunde.

Topography of retinal representation in the rabbit cortex: An experimental study using transneuronal and retrograde tracing techniques

H. Holländer, H Holländer, W Hälbig, 1980, The Journal of comparative neurology.