1. Three resveratrol’s oligomers from the stem bark of H. gregaria (dipterocarpaceae) and their toxicity and citotoxicity 2. Determination of antioxidant activity of dehydrozingerone through hydroxy radical scavengers using deoxyribosa method 3. The antifungal activity test of ointment and cream preparations of ”ketapang” (Terminalia cattapa L.) leaf on rabbit’s skin 4. Cost analysis…