TY - GEN AU - Rezakhani,Ali AU - Zarifi,Mehdi TI - The prevalence of the third and fourth heart sounds in clinically healthy Holstein cattle SN - 1751-0147 PY - 2007///0608 KW - Aging KW - Animals KW - Cattle KW - physiology KW - Female KW - Health KW - Heart Auscultation KW - veterinary KW - Heart Rate KW - Heart Sounds N1 - Publication Type: Journal Article UR - https://doi.org/10.1186/1751-0147-49-12 ER -