TY - GEN AU - Guin,J D TI - The black spot test for recognizing poison ivy and related species SN - 0190-9622 PY - 1980///0625 KW - Dermatitis, Toxicodendron KW - prevention & control KW - Humans KW - Patient Education as Topic N1 - Publication Type: Journal Article UR - https://doi.org/10.1016/s0190-9622(80)80047-8 ER -