@article{article, title = {{Nonuniqueness in optical tomography: relevance of the P1 approximation.}}, url = {{}}, year = {{1999}}, month = {{12}}, author = {{Matcher SJ}}, doi = {{10.1364/ol.24.001729}}, volume = {{24}}, journal = {{Opt Lett}}, issue = {{23}}, pages = {{1729-1731}}, note = {{Accessed on 2025/08/13}}}