Piccione, Giuseppe, Amaranta Arcigli, Francesco Fazio, Elisabetta Giudice, and Giovanni Caola. 2018. “Pulsed wave–doppler Ultrasonographic Evaluation of Mammary Blood Flows Speed in Cows During Different Productive Periods”. Acta Scientiae Veterinariae 32 (3):171-75. https://doi.org/10.22456/1679-9216.16893.