[The wide spreading factor of epidural analgesia--an investigation of epidural pressure, residual pressure and a constant injection technique].
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D000700:Analgesics / Q000008:administration & dosage; D000763:Anesthesia, Caudal; D000767:Anesthesia, Epidural; D002648:Child; D004824:Epidural Space / Q000502:physiology; D005260:Female; D006801:Humans; D007267:Injections; D008297:Male; D008875:Middle Aged; D011312:Pressure
D000700:Analgesics