@misc{indiciae93e764e31b2f, title = {Poliomyelitis: present epidemiological situation and vaccination problems.}, author = {C Mensi and F Pregliasco}, year = {1998}, doi = {10.1128/cdli.5.3.278-280.1998}, url = {https://pubmed.ncbi.nlm.nih.gov/9605976/}, note = {Source identifier: 9605976} }