TY - RPRT TI - Percutaneous nephrolithotomy: one stage or two? AU - J E Wickham AU - R A Miller AU - M J Kellett AU - S R Payne PY - 1984 DO - 10.1111/j.1464-410x.1984.tb06121.x UR - https://pubmed.ncbi.nlm.nih.gov/6534470/ ID - 6534470 ER -