Kalsbeek, H. C. (1969). Colic in the horse: A list of changes taking place in horses with true colic, with the stress on changes taking place in the blood and some of the therapeutic consequences resulting from them. Avanti.

Kalsbeek, Hendrik Cornelis. Colic in the Horse: A List of Changes Taking Place in Horses with True Colic, with the Stress on Changes Taking Place in the Blood and Some of the Therapeutic Consequences Resulting from Them. Zaltbommel [Netherlands]: Avanti, 1969.

Kalsbeek, Hendrik Cornelis. Colic in the Horse: A List of Changes Taking Place in Horses with True Colic, with the Stress on Changes Taking Place in the Blood and Some of the Therapeutic Consequences Resulting from Them. Avanti, 1969.