PT - JOURNAL ARTICLE AU - Fritz, T. AU - Mathieu, A. TI - How to Establish Accurate Estimates of the Effectiveness of Three Spinal Needles in Decreasing Post Dural Puncture Headache (PDPH) and Other Complications. A Meta-Analysis AID - 10.1136/rapm-00115550-199419021-00047 DP - 1994 Mar 01 TA - Regional Anesthesia: The Journal of Neural Blockade in Obstetrics, Surgery, & Pain Control PG - 47--47 VI - 19 IP - Suppl 2 4099 - http://rapm.bmj.com/content/19/Suppl_2/47.short 4100 - http://rapm.bmj.com/content/19/Suppl_2/47.full SO - Reg Anesth Pain Med1994 Mar 01; 19