TY - RPRT TI - The action spectrum in polymorphic light eruption. AU - W Frain-Bell AU - A Dickson AU - J Herd AU - I Sturrock PY - 1973 DO - 10.1111/j.1365-2133.1973.tb02971.x UR - https://pubmed.ncbi.nlm.nih.gov/4743428/ ID - 4743428 ER -