R
- RA (Rheumatoid Arthritis)
- Rabies
- Rabies Vaccination
- Raccoon Roundworm Infection [Baylisascaris Infection]
- Rat-Bite Fever (RBF) [Streptobacillus moniliformis Infection]
- RBF (Rat-Bite Fever)
- Recalled Vaccines
- Recreational Water Illness (RWI)
- Reptiles, Infections from
- Respiratory Syncytial Virus Infection (RSV)
- Rheumatoid Arthritis (RA)
- Rickettsia rickettsii Infection — see Rocky Mountain Spotted Fever
- Rickettsia, Spotted Fever Group — see Spotted Fever Group Rickettsia
- Rickettsial Diseases
- Rift Valley Fever (RVF)
- Ringworm [Dermatophyte Infection]
- Ringworm from Animals
- River Blindness [Onchocerciasis]
- RMSF (Rocky Mountain Spotted Fever)
- Rocky Mountain Spotted Fever (RMSF) [Rickettsia rickettsii Infection]
- Rodent Control — see Rodents, Diseases from
- Rodents — see Rat-Bite Fever
- Rodents, Diseases from
- Rotavirus Infection
- Rotavirus Vaccination
- RSV (Respiratory Syncytial Virus Infection)
- Rubella (German Measles) Vaccination
- Rubeola — see Measles
- Runny Nose — see Cold, Common
- RVF (Rift Valley Fever)
- RWI (Recreational Water Illness)
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