Hillmen P, Xie J, Yong A, Waweru C, Sorof TA, Goyal RK, Davis KL. Real-world treatment patterns, adverse events and clinical outcomes in patients with chronic lymphocytic leukaemia treated with ibrutinib in the UK. EJHaem. 2021 May;2(2):219-27. doi: 10.1002/jha2.174
López MV, Rivero E, Serra C, Campo M, Raurich M, Bonfill X. Health survey in health care professionals in Barcelona. Arch Prev Riesgos Laborales. 1998;1(2):55-62.