Reagan says almost from the time his father first learned he was ill, he has been part of a national campaign to raise public awareness about this devastating and heartbreaking illness.
VOA: standard.2009.12.04
It's a virulent strain that occurs when a person with TB fails to complete the six to nine-month course of medication or catches TB from another person who is ill with a drug resistant-strain.
VOA: standard.2010.07.12
If someone is detained because they appear ill, a medical expert from the Centers for Disease Control and Prevention comes to the scene to check them and, if necessary, send them back over the border.
VOA: standard.2009.04.30
应用推荐