What is 4L

4L stands for 4Lung. 4L is a free email service that gives you a monthly overview of the latest published articles in four leading journals in the field of respiratory medicine, the Lancet Respiratory Medicine, the American Journal of Respiratory and Critical Care Medicine, the European Respiratory Journal and Thorax. It's easy to do and knowledge is for everyone, so sign up now.

/Lancet%20Respir%20Med
Impact factor 22.992 (2018)
The Lancet Respiratory Medicine is launched in 2013 as the fourth Lancet specialty journal. It has been ranked as the number one journal in the fields of critical care and respiratory medicine. It is published monthly.
/AJRCCM
Impact factor 16.494 (2018)
The American Journal of Respiratory and Critical Care Medicine publishes high-quality original papers, reviews, and clinical trials in respiratory, critical care, and sleep medicine. It is published twice monthly by the American Thoracic Society.
/ERJ
Impact factor 11.807 (2018)
The European Respiratory Journal is the most highly regarded peer-reviewed respiratory journal in Europe. It is published monthly by European Respiratory Society.
/Thorax
Impact factor 9.640 (2018)
Thorax is one of the world’s leading respiratory medicine journals, publishing clinical and experimental research articles on respiratory medicine, critical care, paediatrics, immunology, pharmacology, pathology, and surgery. It is published monthly by the BMJ group on behalf of the British Thoracic Society.

Editorial Team 4L

/S.%20Muiser<sup>%20MD</sup>
S. Muiser MD
S. Muiser is Editor in Chief of 4L. She is an M.D. and a PhD student at the Pulmonary Department of the University Medical Center Groningen.
/M.%20Schouten<sup>%20MD</sup>
M. Schouten MD
M. Schouten is Editor of 4L. She works as a resident in Pulmonary Medicine at the Amphia Hospital, Breda.
/U.%20Yousaf-Khan<sup>%20MD,%20PhD</sup>
U. Yousaf-Khan MD, PhD
U. Yousaf-Khan is Editor of 4L. She works as a resident in Pulmonary Medicine at the Amphia Hospital, Breda.
/L.%20Douma<sup>%20MD</sup>
L. Douma MD
L. Douma is Editor of 4L. She works as a resident in Pulmonary Medicine at the Spaarne Gasthuis, Haarlem.
/N.%20Spelberg<sup>%20MD</sup>
N. Spelberg MD
Nienke Spelberg is Editor of 4L. She works as a resident in Pulmonary Medicine at the Amphia Hospital, Breda.
/A.%20van%20Rooijen<sup>%20MD</sup>
A. van Rooijen MD
A. van Rooijen is Editor of 4L. She works as a resident in Pulmonary Medicine at the Amphia Hospital, Breda.
/Looking%20for%20you!
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!
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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