Below is the code I have. It works fine if there is one name in the "coverage" field.
The coverage field is a txt field. If there are 2 or more names, each name is in quotes and the send to below sees it as one name with ,and then/
@MailSend(coverage+"/";"";"";"Follow this link to a new Task";"";"This task has been submitted, and is not yet assigned ";[IncludeDoclink]);