Antispasmodics:  from empiricism to controlled experimentation.
D002317:Cardiovascular Agents; D036262:Empirical Research; D019348:Empiricism; D009125:Muscle Relaxants, Central; D010276:Parasympatholytics; D012107:Research Design
D002317:Cardiovascular Agents; D009125:Muscle Relaxants, Central; D010276:Parasympatholytics
MUSCLE RELAXANTS