1956
pubmed.ncbi.nlm.nih.gov

The incidence and pathogenesis of myocarditis in rabbits after group A streptococcal pharyngeal infections - PubMed
Rabbits subjected to single pharyngeal infections with group A streptococci developed cardiac lesions characterized by myofiber necrosis and a non-granulocytic cellular reaction with histiocytes, lymphocytes, and Anitschkow myocytes. The histopathologic changes were demonstrable in some animals...
