TY - RPRT TI - Shunt system patency testing by lumbar infusion. AU - J Woodford AU - R L Saunders AU - E Sachs PY - 1976 DO - 10.3171/jns.1976.45.1.0060 UR - https://pubmed.ncbi.nlm.nih.gov/932803/ ID - 932803 ER -