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is coughing up phlegm a symptom of strep is coughing up phlegm a sign of strep is coughing up mucus a symptom of strep is coughing up phlegm a sign of strep throat is coughing up mucus a sign of strep throat is coughing up mucus a sign of strep is coughing up green mucus a sign of strep do you cough up phlegm with strep throat does strep throat cause phlegm can coughing up phlegm cause sore throat
