(1)
Guttadauro, A.; Maternini, M.; Chiarelli, M.; Terragni, S.; Lobianco, G.; Gabrielli, F. Anorectal Manometry Assessment of Sphincter Relaxation After Local-Regional Anesthesia With Posterior Perineal Block. Ann Ital Chir 2019, 90, 580-582.