TY - GEN AU - Kreuscher,H AU - Sandmann,G TI - [The relief of postspinal headache using the Whitacre cannula. Experimental studies] SN - 0171-1946 PY - 1989///1012 KW - Anesthesia, Spinal KW - adverse effects KW - Headache KW - etiology KW - Humans KW - In Vitro Techniques KW - Needles KW - Spinal Puncture N1 - Publication Type: English Abstract; Journal Article ER -