Papers And Originals Effects of Arterial and Venous Pressure Changes on the Electroencephalogram During Cardiac Operations Br Med J 1965; 1 doi: https://doi.org/10.1136/bmj.1.5426.23 (Published 02 January 1965) Cite this as: Br Med J 1965;1:23 Article Related content Metrics Responses Peer review Related articles Correction Annual Meeting Published: 14 February 1970; Br Med J 1 doi:10.1136/bmj.1.5693.50 See more Zika related microcephaly may appear after birth, study finds BMJ November 23, 2016, 355 i6333; DOI: https://doi.org/10.1136/bmj.i6333 NHS spent 8% more on medicines last year BMJ November 23, 2016, 355 i6320; DOI: https://doi.org/10.1136/bmj.i6320 Supervised physiotherapy for mild or moderate ankle sprain BMJ November 16, 2016, 355 i5984; DOI: https://doi.org/10.1136/bmj.i5984 US adults are more likely to have poor health than those in 10 similar countries, survey finds BMJ November 16, 2016, 355 i6174; DOI: https://doi.org/10.1136/bmj.i6174 Chronic insomnia: diagnosis and non-pharmacological management BMJ November 16, 2016, 355 i5819; DOI: https://doi.org/10.1136/bmj.i5819