@misc{indiciae24f56af0ea81, title = {Automatic infrared refractors--a comparative study.}, author = {W Wesemann and B Rassow}, year = {1987}, doi = {10.1097/00006324-198708000-00011}, url = {https://pubmed.ncbi.nlm.nih.gov/3661674/}, note = {Source identifier: 3661674} }