1. De Kock SS, Rodgers JP, Swanepoel BC, Houghton E, Sillence GK, Noble MN (2000) In: Williams RB, Houghton E, Wade JF (eds) Proc 12th Int Conf Racing Analysts and Veterinarians. Cambridge, R&W, Newmarket, pp 94–97
2. De Kock SS, Rodgers JP, Swanepoel BC (2001) Endocrinol 171:163–171
3. Popot MA, Bobin S, Bonnaire Y, Tocquet M, Fortier G, Monget Ph, Delahaut P, Closset J (2000) In: Williams RB, Houghton E, Wade JF (eds) Proc 12th Int Conf Racing Analysts and Veterinarians. Cambridge, R&W, Newmarket, pp 98–104
4. Popot MA, Bobin S, Bonnaire Y, Delahaut P, Closset J (2001) Res Vet Sci 71:167–173
5. Wong SF, Meng CK, Fenn JB (1988) J Phys Chem 92:546–550