OOIR: Observatory of International Research

Papers

(The H4-Index of European Journal of Internal Medicine is 32. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-04-01 to 2025-04-01.)

Article	Citations
The yield of F18 FDG PET-CT for the investigation of fever of unknown origin, compared with diagnostic CT	397
Unexpected myocardium: Benign finding or pathological debut?	141
Trial sequential analysis methodology for interpreting meta-analytical findings	130
Telemedicine in internal medicine: A statement by the European Federation of Internal Medicine.	97
Does biological sex matter in solid organ transplantation?	95
Prevalence, awareness, and treatment of isolated diastolic hypertension in the United States	94
Some comments on Tecovirimat and mpox	82
Comparative analysis of obesity indices in discrimination and reclassification of cardiovascular disease risk: The ATTICA study (2002–2022)	60
Risk for hospital-treated infections in dermatitis herpetiformis and coeliac disease	60
Use of betablockers in post-myocardial infarction patients in a real-world setting	56
Critical considerations for sodium bicarbonate therapy in metabolic acidosis: Addressing confounding factors and methodological limitations	55
Sodium-glucose co-transporter 2 inhibitors in acute heart failure: What are you waiting for?	52
Effects of valsartan vs amlodipine and achieved lower blood pressure on the incidence of end-stage kidney disease: The VALUE Trial	50
Generalized bullous fixed drug eruption	50
The impact of hypoalbuminemia on the long-term prognosis of patients with acute heart failure: The modifying role of carbohydrate antigen 125	49
Length of hospital stay, delayed pneumonia diagnosis and post-discharge mortality. The Pneumonia in Italian Acute Care for Elderly units (PIACE)-SIGOT study	47
Chronicity of disease mandates quality-of-life prioritization – a role for digital health and patient-reported outcome measures	46
Acute exacerbation of chronic obstructive pulmonary disease: An underestimated cardiovascular risk factor	46
Utilizing D-dimer levels for predicting survival probability in unplanned hospital admissions: Insights from a 5-year nationwide population-based register study	46
Identification and management of acute alcohol intoxication	43
Anticoagulation strategies and long-term recurrence in patients with venous thromboembolism in the era of direct oral anticoagulants	42
Insight into increased risk of portal vein thrombosis in nonalcoholic fatty liver disease	42
Non-invasive testing and risk-stratification in patients with MASLD	41
FIB-4 score association with operative outcomes, truth or fibs?	40
Building on the UTILY Study: Exploring uncharted aspects of multidrug-resistant pathogens in urinary tract infections	40

Characteristics of familial Mediterranean fever after 65 years of age	39
Co-management hospitalist services for neurosurgery. Where are we?	38
Different impact of chronic kidney disease in older patients with heart failure according to frailty	38
Urgent and emergency care in europe: Time for a rational network?	36
Role of emergency department physician in the management of osteoporotic fragility fractures in the elderly trauma patient	36
Safety of apixaban and rivaroxaban in patients with atrial fibrillation on hemodialysis	34
Risk prediction of major cardiac adverse events and all-cause death following covid-19 hospitalization at one year follow-up: The HOPE-2 score	33
Atrial fibrillation-related mortality trends among adults with comorbid chronic obstructive pulmonary disease in the United States from 1999 to 2020	32
Role of sex and gender-related variables in development of metabolic syndrome: A prospective cohort study	32