Accuracy and precision of pulse oximeter at different sensor locations in patients with heart failure Research Authors SAAM Alaa Thabet Hassan, Soher Mostafa Ahmed, Azza Salah AbdelHaffeez Research Date Mon, 25 Oct 2021 - 12:00 Research Department Department of Chest Diseases Research Journal Multidisciplinary Respiratory Medicine Research Member Azza Salaheldin Abdelhaffez Mohamed