These tools will no longer be maintained as of December 31, 2024. Archived website can be found here. PubMed4Hh GitHub repository can be found here. Contact NLM Customer Service if you have questions.
17. Evaluation of nitrogen fixation by bacteria in association with roots of tropical grasses. Microbiol Rev; 1980 Dec; 44(4):797. PubMed ID: 16350236 [TBL] [Abstract][Full Text] [Related]
18. Quality filtering of the clinical literature by librarians and physicians. Bull Med Libr Assoc; 1993 Apr; 81(2):233. PubMed ID: 16018024 [TBL] [Abstract][Full Text] [Related]