@misc{indiciae1e3bca1c43d2, title = {The sensitizing factor in the Waaler test.}, author = {J C ULSTRUP}, year = {1960}, doi = {10.1111/j.1699-0463.1960.tb01216.x}, url = {https://pubmed.ncbi.nlm.nih.gov/13779132/}, note = {Source identifier: 13779132} }