Influenza Vaccine Intervention
OtherThe intervention will include a brief 5 to 10-minute educational talk by research nurse explaining the facts of influenza and influenza vaccine and answering participant questions. The educational intervention will focus on: (1) Hong Kong government's recommendation regarding influenza vaccine during pregnancy, (2) potential complications associated with influenza during pregnancy and for young infants, (3) safety of influenza vaccine for mother and foetus, and (4) potential benefits of influenza vaccine for mother and infant, and (5) where and how to get the influenza vaccine in Hong Kong.