An imaginary cuboid: chest, abdomen, vertebral column and perineum, different parts of the same whole in the harmonic functioning of the pelvic floor. - Brusciano, L.; Gambardella, C.; Tolone, S.; del Genio, G.; Terracciano, G.; Gualtieri, G.; Schiano di Visconte, M.; Docimo, L. (Techniques in Coloproctology, 2019)