APA (7th ed.) Citation

Andrysek, O., & Gregora, V. Urinary excretion of pterins in tumor - bearing patients.

Chicago Style (17th ed.) Citation

Andrysek, O., and V. Gregora. Urinary Excretion of Pterins in Tumor - Bearing Patients.

MLA (9th ed.) Citation

Andrysek, O., and V. Gregora. Urinary Excretion of Pterins in Tumor - Bearing Patients.

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