Late Recurrence of Postdural Puncture Headache
David Sidebotham, Ernest Willoughby, Stephan A. Schug
Regional Anesthesia: The Journal of Neural Blockade in Obstetrics, Surgery, & Pain Control Jul 1997, 22 (4) 382-384; DOI: 10.1136/rapm-00115550-199722040-00016