Jamshed, N; Dubin, J; Eldadah, Z (February 2013). "Emergency management of palpitations in the elderly: epidemiology, diagnostic approaches, and therapeutic options". Clinics in Geriatric Medicine. 29 (1): 205–30. doi:10.1016/j.cger.2012.10.003. PMID23177608.
Jamshed, N; Dubin, J; Eldadah, Z (February 2013). "Emergency management of palpitations in the elderly: epidemiology, diagnostic approaches, and therapeutic options". Clinics in Geriatric Medicine. 29 (1): 205–30. doi:10.1016/j.cger.2012.10.003. PMID23177608.