@misc{indiciae9a57d9c70e3b, title = {[Natural antidiphtheria immunity in horses. Its relationship to decrease of diphtheria morbidity in Romania].}, author = {E Stănică and C Stoian and E Potorac and R Oprişan and E Cuşa}, url = {https://pubmed.ncbi.nlm.nih.gov/4467833/}, note = {Source identifier: 4467833} }