TY - RPRT TI - Why are there so many adrenoceptor subtypes? AU - G Milligan AU - P Svoboda AU - C M Brown PY - 1994 DO - 10.1016/0006-2952(94)90141-4 UR - https://pubmed.ncbi.nlm.nih.gov/7945399/ ID - 7945399 ER -