Public Health Emergency of International Concern (PHEIC) is defined by WHO under the International Health Regulations (2005) (IHR 2005) as "An extraordinary event which is determined to constitute a public health risk to other States through the international spread of disease and to potentially require a coordinated international response". This definition implies a situation that is: — serious, sudden, unusual or unexpected; — carries implications for public health beyond the affected State’s national border; and — may require immediate international action.
A.
serious, sudden, unusual or unexpected
B.
carries implications for public health beyond the affected State's national border
C.
may require immediate international action
D.
common cold in some elderly in the Europe