Robuta

https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2021.675451/full Frontiers | Cryoglobulins, Cryofibrinogens, and Cold Agglutinins in Cold Urticaria: Literature... Introduction: Cryoproteins, such as cryoglobulins, cryofibrinogens and cold agglutinins, precipitate at low temperatures or agglutinate erythrocytes and diss... frontierscoldurticarialiterature