Surgical mask may help prevent influenza transmissionSmall study finds infected patients did not spread virus to petri dish when wearing either N95 or surgical mask in coughing test Vaccine’s possible link to MRSA being explored TB: A global burden Tuberculosis, a formidable disease that affects more than one-third of the world’s population. Clinical Notes: Possible human-to-human transmission of bird flu Concern mounting about potential human-to-human transmission of avian influenza virus. Clinical Notes: New vaccine storage and handling guidelines Includes recommendations for routine vaccine storage and handling, coping with refrigerator or freezer malfunctions. First Previous 123 124 125