title: The poison ivy picker of Pennypack Park: the continuing saga of poison ivy.
mesh_terms: D000287:Administration, Topical; D000305:Adrenal Cortex Hormones / Q000008:administration & dosage; D000485:Allergens; D002396:Catechols / Q000032:analysis; D003877:Dermatitis, Contact / Q000276:immunology; D011040:Dermatitis, Toxicodendron / Q000188:drug therapy / Q000453:epidemiology / Q000276:immunology / Q000517:prevention & control; D006801:Humans; D010947:Plants, Toxic; D012867:Skin / Q000032:analysis; D013020:South America; D014481:United States
chemical_list: D000305:Adrenal Cortex Hormones; D000485:Allergens; D002396:Catechols; C003747:urushiol