How much of the worlds population is infected with tuberculosis?

What causes toenail to grow back thick? What does HCI in the digestive system means? Can aches and pains come from mold? What is oxygen Toxicity? Which cancer type seems to be least treatable? How many breaths per minute cpr? How can you tell what type of headache you have? Can you eat oil fondue while pregnant? Which layer of skin contains large numbers of blood capillaries involved in body temperature regulation? What causes red rash and fever in children? How long is the esophagus? What does blood plasma do in the body? How does blood flow in blood vessels and veins? What is the antnonym of deaf? How do you make your sim anorexic in sims 2? Is pink discharge a sign of pregnancy? What std causes red swollen bumps with white heads on your legs? How long does a bionic ear last? What does it mean when your boyfriend says he smells milk when he is around you? Can you get hep c from urine?