J. Valk

发表

G. Snow, N. de Vries, R. Versluis, 1986, The Journal of Laryngology & Otology.

J. Valk, P. Willemsen, C. Mattelaer, 2019, Acta chirurgica Belgica.

E. Wolters, A. Donker, J. Valk, 1987 .

J. Valk, E. Wolters, E. Wolters, 1987, Journal of the Neurological Sciences.