[1] Cape Peninsula Univ Technol, Fac Hlth & Wellness Sci, Cape Town, South Africa
[2] Karlstad Univ, Fac Arts & Social Sci, Dept Polit Hist Religious & Cultural Studies, Karlstad, Sweden
[3] Cape Peninsula Univ Technol, Fac Hlth & Wellness Sci, Dept Emergency Med Care, Cape Town, South Africa