Members of public sector Unison working in the sterilisation and disinfection units and the x-ray departments at Morriston, Singleton, Neath Port Talbot and Princess of Wales hospitals have voted in favour of strike action. Union members say the action, by band 2 assistant technical officers in the units, will “seriously disrupt” non-emergency surgery and follows a dispute with employers Abertawe Bro Morgannwg University Health Board.