Manfroi, A., and F. A. de Oliveira. “Difficulties in High Blood Pressure Treatment Compliance: Considerations Based on a Qualitative Study in a Primary Health Care Unit”. Revista Brasileira De Medicina De Família E Comunidade, vol. 2, no. 7, Nov. 2006, pp. 165-76, doi:10.5712/rbmfc2(7)52.