Hudiburgh L, Garbinsky D. Data visualization: bringing data to life in an introductory statistics course. J Stat Educ. 2020;28(3):262-79. doi: 10.1080/10691898.2020.1796399
Espaulella J, Guyer H, Diaz-Escriu F, Mellado-Navas JA, Castells M, Pladevall-Vila M. Nutritional supplementation of elderly hip fracture patients. A randomized, double-blind, placebo-controlled trial. Age Ageing. 2000 Sep;29(5):425-31.