Ekpo, O. E., and E. Pretorius. “Using The BALB/C Asthmatic Mouse Model to Investigate the Effects of Hydrocortisone and a Herbal Asthma Medicine on Animal Weight”. Scandinavian Journal of Laboratory Animal Science, vol. 35, no. 4, Dec. 2008, pp. 265-80, doi:10.23675/sjlas.v35i4.157.