CDC Yellow Book
- bacterial skin infections
- bacterial travelers' diarrhea
- bacterial vaginosis (BV) pathogens [table]
- Bahrain
- Banaba (Ocean Island)
- Bangkok, Thailand
- Banna virus
- Barbados
- Barmah Forest virus
- Bartonella infections
- basal cell carcinomas (BCCs)
- basiliximab (Simulect) [table]
- Bavencio (avelumab) [table]
- BCCs (basal cell carcinomas)
- belatacept (Nulojix) [table]
- Belgium
- Belize
- benznidazole
- Bermuda (UK)
- Betaseron (interferon beta-1b) [table]
- bevacizumab (Avastin) [table]
- beverages
- birds [table]
- bismuth quadruple therapy
- bismuth subsalicylate (BSS)
- Blastocystis species
- blood-dwelling protozoa
- blood smear microscopy test
- boating hazards
- bodily fluid-transmitted disease
- Bonaire
- Bora-Bora
- Bosnia and Herzegovina
- botulism immune globulin [table]
- Bourbon virus
- Boutonneuse fever [table]
- Brainerd diarrhea
- break-through varicella
- breastmilk, expressed
- breast pump safety
- British Indian Ocean Territory
- brucellosis
- BSS (bismuth subsalicylate)
- bubonic plague
- Bulgaria
- Bunyamwera virus
- bunyaviral diseases
- bushmeat
- business travelers
- bus travel [table]
- BV (bacterial vaginosis) pathogens [table]
- B virus (Macacine herpesvirus 1)
- Bwamba virus