Biology · Human Diseases
Which of the following is considered a primary major symptom of active pulmonary tuberculosis?
- 1Short-term dry cough for 2-3 days
- 2Coughing restricted only to night time
- 3Occasional mild coughing
- 4Cough lasting for 3 weeks or more✓
Correct answer
Cough lasting for 3 weeks or more
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