[A comparison of spinal and epidural anesthesia in patients with rheumatoid arthritis].
D000328:Adult; D000368:Aged; D000767:Anesthesia, Epidural; D000775:Anesthesia, Spinal; D001172:Arthritis, Rheumatoid / Q000601:surgery*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010100:Oxygen / Q000097:blood / Q000134:cerebrospinal fluid
D010100:Oxygen