Footnote
a Izigulo ezibangelwa sisifo seswekile ziquka isifo sentliziyo, i-stroke, ingxaki yezintso, ingxaki kwimithambo ehambisa igazi nokonakala kwemithambo-luvo. Ukungafikeleli kakuhle kwegazi ezinyaweni kunokubangela umntu abe nezilonda ezithi xa sele zimongamele kufuneke anqunyulwe imilenze. Isifo seswekile sidla ngokwenza abantu abadala bangaboni.