TY - RPRT TI - Topical tetraynoic acid. AU - T S Haroon AU - J Hall AU - A Lyell AU - J O Alexandra PY - 1970 DO - 10.1111/j.1365-2133.1970.tb15730.x UR - https://pubmed.ncbi.nlm.nih.gov/4249183/ ID - 4249183 ER -