Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitlePrediction of parturition in the bitch using semi-quantitative ELISA measurement of plasma progesterone concentration.AuthorsEngland, G. C. W.; Verstegen, J. P.PublicationVeterinary Record: Journal of the British Veterinary Association, 1996, Vol 139, Issue 20, p496ISSN0042-4900Publication typeArticleDOI10.1136/vr.139.20.496