TY - RPRT TI - Laparoscopic surgery. Mistakes and risks when the method is introduced. AU - H Niebuhr AU - U Nahrstedt AU - K Rückert AU - S Hollmann DO - 10.1007/bf00311732 UR - https://pubmed.ncbi.nlm.nih.gov/8211619/ ID - 8211619 ER -