共 17 条
[1]
ABBITT B, 1978, J AM VET MED ASSOC, V173, P973
[2]
Chevalier F, 1982, J Reprod Fertil Suppl, V32, P423
[3]
DROST M, 1982, 12 P INT C DIS CATTL, V1, P623
[4]
Ginther O. J., 1983, Journal of Equine Veterinary Science, V3, P195, DOI 10.1016/S0737-0806(83)80014-8
[8]
PALMER E, 1980, THERIOGENOLOGY, V13, P203, DOI 10.1016/0093-691X(80)90082-5
[9]
B-MODE GRAY-SCALE ULTRASOUND - IMAGING ARTIFACTS AND INTERPRETATION PRINCIPLES
[J].
VETERINARY RADIOLOGY,
1981, 22 (05)
:204-210