@misc{indiciae849d2bf9ae06, title = {[Refractive errors, strabismus and amblyopia in pre-school screening--experiences using a vision test in kindergarten].}, author = {W Rüssmann and U König and K Schlimbach and D Pawlowska-Seyda and B Wirbatz}, year = {1990}, url = {https://pubmed.ncbi.nlm.nih.gov/2139197/}, note = {Source identifier: 2139197} }