ShutterstockThe arrival of drug-resistant tuberculosis has significantly complicated global efforts to decrease the scourge of the disease. Each year more than nine million people are infected with TB and another 1.5 million die. But the latest figures show that at least 20% of people diagnosed with the disease have “multiple-drug-resistant” TB. And about 9.7% of these also … [Read more...] about African scientists make headway in grasping persistent TB bacteria | The Conversation