Social & Preventive Medicine Which of the following is false about whooping cough – A Affects children 1 years of age B Contagious are the most impoant source of in fection C Carriers are the most impoant soubrce of infection D Secondary attack rate is high π‘ Explanation Which of the following is false about whooping cough - β Correct Answer: C. Carriers are the most impoant soubrce of infection