Gomersall T, Spencer S, Basarir H, Tsuchiya A, Clegg J, Sutton A, Dickinson K. Measuring quality of life in children with speech and language difficulties: a systematic review of existing approaches. Int J Lang Commun Disord. 2015 Jul;50(4):416-35. doi: 10.1111/1460-6984.12147
Estrada CA, Unterborn JN, Price J, Thompson D, Gibson L. Judging the effectiveness of clinical pathways for pneumonia: the role of risk adjustment. Eff Clin Pract. 2000 Sep 1;3(5):221-8.
Maughan GL, Gnanasakthy A, Cooke DA. The effects of soil-applied granular pesticides on the establishment and yield of sugar-beet in commercial fields. Crop Prot. 1984 Dec;3(4):439-50.