Electrocardiography changes and different stages of heart failure in central Iran: A cross‐sectional study from Yazd Health Study oleh Sedighe Sadeghi, Mojtaba Jokar, Seyed Mostafa Seyed Hossieni Tezerjani, Hasan Haghaninejad, Elahe Zare, Mahmood Emami Meybodi, Mohammadtaghi Sareban hassanabadi, Masoud Mirzaei, Hamidreza Mohammadi, Forough Sadat Tabatabaei