I do not know who Tulio is.
thanks to:
http://www.ozemail.com.au/~sdengate/oith/oith99.html
http://www2.utmb.edu/otoref/Grnds/systemic.htm
http://www.bcm.tmc.edu/oto/otologyprimer/vertigo/vestdisperipheral.html
http://www.bme.jhu.edu/labs/chb/glossary/tulio.html