G. Hellinga

Precision measurements of dimensions, shape and mass density of spermatozoan heads in normal and subfertile human males

C. Duijn, C. Voorst, G. Hellinga, 1972 .

Autoantibodies against spermatozoa in sterile men.

G. Hellinga, P. Rumke, Rumke Ph, 1959, American journal of clinical pathology.

A case of Sjögren's syndrome treated with adrenocorticotrophic hormone.

J. Groen, G. Hellinga, M. Frenkel, 1951, Acta endocrinologica.

Personalities : master clinicians confront the treatment of borderline personality disorders

H. Dalewijk, G. Hellinga, Bert van Luyn, 2001 .

GROWTH PROMOTING TREATMENT IN SMALL CHILDREN

G. Hellinga, 1955 .

[The treatment of retained testicle].

G. Hellinga, 1970, Nederlands tijdschrift voor geneeskunde.