APA (7th ed.) Citation

Knoll, T., & Lieb, S. 4 Percutaneous nephrolithotomy: Impact of intraoperative stone culture. Elsevier.

Chicago Style (17th ed.) Citation

Knoll, T., and S. Lieb. 4 Percutaneous Nephrolithotomy: Impact of Intraoperative Stone Culture. Elsevier.

MLA (9th ed.) Citation

Knoll, T., and S. Lieb. 4 Percutaneous Nephrolithotomy: Impact of Intraoperative Stone Culture. Elsevier.

Warning: These citations may not always be 100% accurate.