Evaluation of Clinical, Echocardiographic, and Therapeutic Characteristics, and Prognostic Outcomes of Coexisting Heart Failure among Patients with Atrial Fibrillation: The Jordan Atrial Fibrillation (JoFib) Study.

Background: Atrial fibrillation (AF) is the most commonly encountered cardiac arrhythmia in clinical practice. Heart failure (HF) can occur concurrently with AF.

Aim: We compared different demographic, clinical, and echocardiographic characteristics between patients with AF+HF and patients with AF only.

The public's attitude to and acceptance of periodic doses of the COVID-19 vaccine: A survey from Jordan.

Aims: This study surveyed people regarding their acceptance of periodic doses (i.e., annual boosters) of the COVID-19 vaccine.