TY - RPRT TI - Significant decrease of serum vitamin A level in Japanese Black beef steers after introduction to a farm. AU - K Adachi AU - K Fukumoto AU - Y Nomura AU - N Katsura AU - A Arikawa AU - A Tsuji AU - T Onimaru PY - 1998 DO - 10.1292/jvms.60.101 UR - https://pubmed.ncbi.nlm.nih.gov/9492367/ ID - 9492367 ER -