Reference of prior publication of the results in abstract form or in proceedings should be provided. Addresses for authors other than the laboratory acknowledged for the work should be provided. Financial support should be stated. References should be cited in the text by number and should be compiled alphabetically at the end of the article and numbered accordingly. Titles of journals should be abbreviated according to the latest edition of Index Medicus.
Authors bear complete responsibility for the accuracy of the references.
Personal communications should be listed in the text in parentheses. Published abstracts must not be used as references. Use of a large number of abstracts or non peer-reviewed articles in the reference section will be grounds for rejection of the submission without review. Assessment of the reproducibility of performance testing on an air-braked cycle ergometer. The effect of sleep on experimental hypertension.