TY - RPRT TI - Esmolol in infundibular spasm. AU - A K Dhir AU - S Dhir PY - 1991 DO - 10.1111/j.1365-2044.1991.tb09898.x UR - https://pubmed.ncbi.nlm.nih.gov/1684271/ ID - 1684271 ER -