[header] How to cite uptodate [title] Start with the names of the authors. [step] Use the authors' last names and initials. For your citation entry, use the names of the authors of the article, not the names of anyone who may have updated the article. 
[substeps] If there are multiple authors, list them exactly as they appear under the title of the article. Separate the names with commas, and include an ampersand before the final author's name.