R
Rickard Ljung
Researcher at Karolinska Institutet
Publications - 154
Citations - 5515
Rickard Ljung is an academic researcher from Karolinska Institutet. The author has contributed to research in topics: Population & Cohort study. The author has an hindex of 30, co-authored 132 publications receiving 4106 citations. Previous affiliations of Rickard Ljung include Stockholm County Council & Imperial College London.
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Journal ArticleDOI
Registers of the Swedish total population and their use in medical research.
Jonas F. Ludvigsson,Jonas F. Ludvigsson,Jonas F. Ludvigsson,Catarina Almqvist,Catarina Almqvist,Anna-Karin Edstedt Bonamy,Rickard Ljung,Karl Michaëlsson,Martin Neovius,Olof Stephansson,Weimin Ye +10 more
TL;DR: The two population registers in Sweden are described and their strengths and weaknesses are analyzed to determine the basis for correct decisions and measures by government and other regulatory authorities.
Journal ArticleDOI
The Swedish cause of death register.
Hannah L. Brooke,Mats Talbäck,Jesper Hörnblad,Lars Johansson,Jonas F. Ludvigsson,Henrik Druid,Maria Feychting,Rickard Ljung +7 more
TL;DR: The origins and composition of the Swedish cause of death register are described, the key strengths and weaknesses of the register are set out, and the main causes of death across age groups and over time in Sweden are presented.
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Insulin glargine use and short-term incidence of malignancies—a population-based follow-up study in Sweden
Junmei Miao Jonasson,Rickard Ljung,Rickard Ljung,Mats Talbäck,Bengt Haglund,S Gudbjornsdottir,Gunnar Steineck +6 more
TL;DR: No definitive conclusions regarding a possible causal relationship between insulin glargine use and the occurrence of malignancies can be drawn from the results of this study.
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Undetectable high-sensitivity cardiac troponin T level in the emergency department and risk of myocardial infarction.
TL;DR: All patients with chest pain who have an initial hs-cTnT level of <5 ng/l and no signs of ischemia on an ECG have a minimal risk of MI or death within 30 days, and can be safely discharged directly from the ED.
Journal ArticleDOI
Shifts to and from Daylight Saving Time and Incidence of Myocardial Infarction
Imre Janszky,Rickard Ljung +1 more
TL;DR: The incidence of acute myocardial infarction was significantly increased for the first 3 weekdays after the transition to daylight saving time in the spring but in the autumn, only the first weekday was affected significantly.