1. On-call hospital pharmacy services in NHS England: service provision and documentation of medicines advice calls
2. On-call pharmacist enquiries and outcomes: an on-call database review, 2003–2012;Heath;J Pharm Pract Res,2014
3. NHS Tayside. NHS Tayside Pharmacy on Call Service Specifications. Local Policy. 2016. The NHS Staff Council. Review of On-call. NHS Employers. 2008. http://www.nhsemployers.org/~/media/Employers/Publications/On_call_review_final_SC_report.pdf (last updated: Nov 2010. accessed 10 Oct 2016).
4. The NHS Staff Council. Review of On-call. The NHS Staff Council. http://www.msg.scot.nhs.uk/wp-content/uploads/On_call_review_final_report.pdf (last updated Nov 2010. Accessed 10 Oct 2016).
5. The Scottish Government. Arrangements for Agenda for Change Staff who Undertake On-call Duties (PCS(AFC)2012/4. http://www.sehd.scot.nhs.uk/pcs/PCS2012(AFC)04.pdf (last updated 11/10/2012. Accessed 10 Oct 2016).