Questions with the keyword 'prevent'

• Does your work take you abroad to see the actual victims of the diseases you help to prevent? by strawberrygirl12 to Helen Comments: (No comments so far )
• Why does injecting a small amount of a disease into a person help prevent it? by momochocoluv1 to Helen Comments: (No comments so far )
• what causes yellow fever and how can you prevent it by opolotjwh to Helen Comments: (So far, one comment )
• What else can be done to prevent TB? by 07hughesroi to Helen Comments: (No comments so far )