@misc{indiciae43192c8e87fc, title = {[Depressed passive hemagglutination reaction--a method of detecting non-agglutinating serologically active components].}, author = {B V Karal'nik and L Ts Doroshkevich and S G Kaplan}, year = {1975}, url = {https://pubmed.ncbi.nlm.nih.gov/45972/}, note = {Source identifier: 45972} }