@misc{indiciaee6a529b68281, title = {The Treponema pallidum complement-fixation test.}, author = {H J MAGNUSON and J PORTNOY}, year = {1956}, doi = {10.2105/ajph.46.2.190}, url = {https://pubmed.ncbi.nlm.nih.gov/13283168/}, note = {Source identifier: 13283168} }