1. Anti- nociceptive and anti-inflammatory effects of Sambucus ebulis rhizome extract in rats;Ahmadiani;Journal of Ethnopharmacology,1998
2. Al-Arifi N.M., Dana H.M., Al-Najjar A.T. 1999, Leukotriene modifiers for asthma: Drug and Poison Information Centre. Bimonthly Publication. 18[3] College of Pharmacy, King Saud University, Riyahd, Saudi Arabia.
3. Anti-nociceptive and anti-inflammatory effects of some Jordanian medicinal plant extracts;Attah;Journal of Ethnopharmacology,1998
4. Inflammatory mediators of asthma: an update;Barnes;Pharmacologica Review,1998
5. Bukantz, S.C., Lockey, R.F., 1993. IgE immediate hypersensitivity. In: Weiss E.B. and Stein M. (Eds), Bronchial Asthma. Mechanisms and Therapeutics, 3, Boston, Little Brown. pp. 234–273.