TY  - RPRT
TI  - Fixation disparity in vertical vergence.
AU  - W A Houtman
AU  - B A van der Pol
PY  - 1982
DO  - 10.1159/000309246
UR  - https://pubmed.ncbi.nlm.nih.gov/7145333/
ID  - 7145333
ER  -