When a vaccine is safe.
D000818:Animals; D004345:Drug Industry; D005060:Europe / Q000453:epidemiology; D006801:Humans; D008193:Lyme Disease / Q000517:prevention & control* / Q000635:transmission; D022123:Lyme Disease Vaccines / Q000009:adverse effects / Q000191:economics / Q000600:supply & distribution*; D011639:Public Opinion; D014481:United States / Q000453:epidemiology
D022123:Lyme Disease Vaccines