Clean care for all—it's in your hands: The May 5, 2019, World Health Organization's "SAVE LIVES: Clean Your Hands" campaign. (29th April 2019) - Peters, Alexandra; Borzykowski, Tcheun; Tartari, Ermira; Kilpatrick, Claire; Chuen Mai, Safiah Hwai; Allegranzi, Benedetta; Pittet, Didier