Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) GOTO Masao and KATO Toshitsugu and OKADA Yoshiyuki and TOKITA Norio,Changes in Amino Acid Composition in the Horny Hoof Wall of Dairy Cows during Periparturition Period,Journal of the Japan Veterinary Medical Association,0446-6454,Japan Veterinary Medical Association,1995,48,4,250-253,https://cir.nii.ac.jp/crid/1390282679686024576,https://doi.org/10.12935/jvma1951.48.250