Internal Medicine
- Optimal schedule for home blood pressure monitoring based on a clinical approach (2010)
- Optimal timing for cardioversion in patients with atrial fibrillation (2018)
- Optimizing FDG-PET/CT imaging of inflammation in atherosclerosis (2015)
- Oraalisten antikoagulanttien käyttö eteisvärinäpotilailla vuosina 2015-2017 - rekisteritutkimus (2020)
- Oral Anticoagulant Therapy and Risk of Admission to Long-Term Care in patients With Atrial Fibrillation: A Nationwide Cohort Study (2023)
- Oral anticoagulation in patients with gastrointestinal bleeding and new‐onset atrial fibrillation: A population‐based registry‐linkage study (2025)
- Oral contraceptives and venous thromboembolism consensus opinion from an international workshop held in Berlin, Germany in December 2009. (2010)
- Oral Doxycycline Compared to Intravenous Ceftriaxone in the Treatment of Lyme Neuroborreliosis: A Multicenter, Equivalence, Randomized, Open-label Trial (2021)
- Organ-Specific Perfusion Response to Adenosine as Measured Using Total-Body PET (2026)
- Orthostatic Hypotension and Intensive Blood Pressure Treatment: No Need to Worry? (2020)





