title: The power of interactive teaching.
authors.affiliation: Life and Health Sciences Research Institute, School of Health Sciences, University of Minho, Gualtar Campus, Braga 4710-057, Portugal. mmcosta@ecsaude.uminho.pt.
authors.forename: Manuel Joao
authors.initials: MJ
authors.lastname: Costa
authors.forename: P K
authors.initials: PK
authors.lastname: Rangachari