Phillips, C., Davies, E., Jones, M., & Sewell, B. (2021). Healthcare resource utilisation and cost analysis associated with opioid analgesic use for non-cancer pain: A case-control, retrospective study between 2005 and 2015. British Journal of Pain, 16(2), p. 204946372110458. doi:10.1177/20494637211045898

Phillips, Ceri, Emma Davies, Mari Jones, and Berni Sewell. "Healthcare Resource Utilisation and Cost Analysis Associated With Opioid Analgesic Use for Non-cancer Pain: A Case-control, Retrospective Study between 2005 and 2015." British Journal of Pain 16, no. 2 (2021): 204946372110458.

Phillips, Ceri, Emma Davies, Mari Jones, and Berni Sewell. "Healthcare Resource Utilisation and Cost Analysis Associated With Opioid Analgesic Use for Non-cancer Pain: A Case-control, Retrospective Study between 2005 and 2015." British Journal of Pain 16.2 (2021): 204946372110458.