title: Stepping into Pennsylvania spring.
authors: F
authors: F
authors: Baldwin
mesh_terms: D000818:Animals; D001733:Bites and Stings / Q000453:epidemiology / Q000517:prevention & control*; D006801:Humans; D007303:Insect Vectors; D008193:Lyme Disease / Q000175:diagnosis / Q000453:epidemiology / Q000517:prevention & control; D010414:Pennsylvania / Q000453:epidemiology; D011818:Rabies / Q000453:epidemiology / Q000517:prevention & control; D011998:Recreation; D012621:Seasons; D014901:West Nile Fever / Q000453:epidemiology / Q000517:prevention & control / Q000635:transmission