@misc{indiciae1455994a6c02, title = {Humoral immune system and ulcerative colitis activity. II. Complement level.}, author = {A Hermanowicz and Z Sliwiński and Z Nawarska and B Banaś}, year = {1984}, url = {https://pubmed.ncbi.nlm.nih.gov/6152530/}, note = {Source identifier: 6152530} }