Face masks may be reintroduced as diphtheria spreads to 18 states including Lagos, FCT
Cases have been recorded in Yobe ( 775), Katsina (232), Borno (118), Jigawa (23), Bauchi (20), Lagos (8), Kaduna (17), FCT (6), Gombe (5), Osun (3), Sokoto (3), Niger (2).