共 5 条
[1]
Betts A. O., 1960, Veterinary Record, V72, P461
[2]
GOODWIN RFW, 1963, BRIT J EXP PATHOL, V44, P291
[3]
RESPIRATORY DISEASE OF PIGS (TYPE 11) DIFFERING FROM ENZOOTIC PNEUMONIA - FIELD DISEASE
[J].
JOURNAL OF COMPARATIVE PATHOLOGY AND THERAPEUTICS,
1962, 72 (04)
:389-&
[4]
GOODWIN RFW, 1963, 17 P WORLD VET C, V2, P1183
[5]
GOODWIN RFW, 1960, VET REC, V72, P1029