1. Vaccination guidelines for gay and bisexual men;Blackwell;The Nurse Practitioner: The American Journal of Primary Healthcare,2014
2. California Department of Health [CDPH] 2016 CDPH issues health advisory for meningococcal disease http://www.cdph.ca.gov/Pages/NR16-037.aspx
3. Centers for Disease Control and Prevention [CDC] 2015a Epidemiology and prevention of vaccine-preventable diseases: Meningococcal disease http://www.cdc.gov/vaccines/pubs/pinkbook/mening.html