Thorn, J., Ridyard, C., Riley, R., Brookes, S., Hughes, D., Wordsworth, S., . . . Hollingworth, W. (2015). Identification of items for a standardised resource-use measure: Review of current instruments. Trials.

Thorn, Joanna, Colin Ridyard, Ruth Riley, Sara Brookes, Dyfrig Hughes, Sarah Wordsworth, Sian Noble, ja William Hollingworth. "Identification of Items for a Standardised Resource-use Measure: Review of Current Instruments." Trials 2015.

Thorn, Joanna, et al. "Identification of Items for a Standardised Resource-use Measure: Review of Current Instruments." Trials 2015.