Letters Electronic mail can be protected from computer viruses BMJ 1996; 312 doi: https://doi.org/10.1136/bmj.312.7040.1231c (Published 11 May 1996) Cite this as: BMJ 1996;312:1231 Article Related content Metrics Responses Peer review Related articles Letter Interpretation of study's results is open to criticism Published: 27 January 1996; BMJ 312 doi:10.1136/bmj.312.7025.254 See more Clinical commissioning groups will be rated on sepsis care BMJ November 25, 2016, 355 i6361; DOI: https://doi.org/10.1136/bmj.i6361 Doctors beat computer programs in making diagnoses BMJ October 14, 2016, 355 i5552; DOI: https://doi.org/10.1136/bmj.i5552 Seven days in medicine: 24-30 August 2016 BMJ September 01, 2016, 354 i4696; DOI: https://doi.org/10.1136/bmj.i4696 Telehealth for patients at high risk of cardiovascular disease: pragmatic randomised controlled trial BMJ June 01, 2016, 353 i2647; DOI: https://doi.org/10.1136/bmj.i2647 Seven days in medicine: 11-17 May BMJ May 19, 2016, 353 i2786; DOI: https://doi.org/10.1136/bmj.i2786