Marsh David C & Fielden Sarah J. (2007). It's time for Canadian community early warning systems for illicit drug overdoses. BMC.
Chicago Style (17th ed.) CitationMarsh David C and Fielden Sarah J. It's Time for Canadian Community Early Warning Systems for Illicit Drug Overdoses. BMC, 2007.
MLA (9th ed.) CitationMarsh David C and Fielden Sarah J. It's Time for Canadian Community Early Warning Systems for Illicit Drug Overdoses. BMC, 2007.
Warning: These citations may not always be 100% accurate.