What is 4M

4M is short for 4Medicine. 4M is a free email service that gives you a weekly overview of the last published abstracts of original articles, trials and reviews in the four leading medical journals, The New England Journal of Medicine, The Lancet, The BMJ, JAMA: The Journal of the American Medical Association. It's easy to do and knowledge is for everyone, so sign up now.

/NEJM
Impact Factor 74.699 (2019)
NEJM
One of the most prestigious medical journals in the world. Founded in 1812. Published by the Massachusetts Medical Society.
/The%20Lancet
Impact Factor 60.392 (2019)
The Lancet
A respected British medical journal. The Lancet has several specialized editions (which are not included in 4M). Founded in 1823. Published by Elsevier.
/The%20BMJ
Impact Factor 30.223 (2019)
The BMJ
A leading British medical journal. The BMJ publishes research papers through Open Access. Founded in 1840. Published by BMJ Publishing Group.
/JAMA
Impact Factor 45.540 (2019)
JAMA
A renowned American medical journal. JAMA has several specialized editions (which are not included in 4M). Founded in 1883. Published by the American Medical Association.

Editorial Team 4M

/R.A.%20Been<sup>%20MD</sup>
R.A. Been MD
R.A. Been is Editor in Chief of 4M. He works as a PhD-candidate at the University Medical Center Groningen.
/E.H.%20Groenland<sup>%20MD</sup>
E.H. Groenland MD
E.H. Groenland is Editor of 4Medicine. She works as a PhD student in the field of Hypertension at the University Medical Center Utrecht in Utrecht.
/M.K.%20van%20Gastel<sup>%20BSc</sup>
M.K. van Gastel BSc
M. K. van Gastel is editor of 4M. She studies Medicine at the Leiden University Medical Centre.
/C.%20Janssen<sup>%20BSc</sup>
C. Janssen BSc
C.J. Janssen is editor of 4M. She studies Medicine at the Leiden University Medical Centre.
/Looking%20for%20you!
Looking for you!
Although we have a large team, we can always use additional help! Interested? Send us a message using the form at the top of the site!
/Looking%20for%20you!
Looking for you!
Although we have a large team, we can always use additional help! Interested? Send us a message using the form at the top of the site!
/Looking%20for%20you!
Looking for you!
Although we have a large team, we can always use additional help! Interested? Send us a message using the form at the top of the site!
/Looking%20for%20you!
Looking for you!
Although we have a large team, we can always use additional help! Interested? Send us a message using the form at the top of the site!

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