In memoriam prof.dr. T.S. Jansma (1904-1992). BMGN-LCHR [Internet]. 1992 Jan. 1 [cited 2024 Jun. 30];107(2):285-6. Available from: https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-107962