1 Department of Surgical Sciences, Uppsala University, Sweden; School of Psychology, Liverpool John Moores University, UK; Neuroscience Research Laboratory (NeuRL), Department of Psychology, School of Human and Community Development, University of the Witwatersrand, Johannesburg, South Africa. Electronic address: drsamanthabrooks@gmail.com.
2 Department of Surgical Sciences, Uppsala University, Sweden.
3 School of Psychology, Liverpool John Moores University, UK.