title: Heart rate variability and Ramadan fasting.
authors.affiliation: Clinic of Cardiology, Sivas State Hospital, Sivas-Turkey. erdem.kenan@yahoo.com.
authors.forename: Kenan
authors.initials: K
authors.lastname: Erdem
mesh_terms: D005215:Fasting; D006339:Heart Rate; D006801:Humans; D007514:Islam; D011446:Prospective Studies