id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
american_scientific_journal-5661	Girsang, Lora Coarnita ; Fachrial, Edy ; Lister, I Nyoman Ehrich 	Effectiveness Test of Robusta Coffee (Coffea cenephora) Extract from North Sumatra in Collagen and Hydration Skin Level of Female Wistar Rattus norvegicus	2020	8	.pdf	application/pdf	3708	243	56	The results showed that applying cream with or without Coffea cenephora extract for 4 weeks, both increased collagen skin level of female white rats. The tanin examination was done with 100 mg of coffee bean extract, 100 ml of hot water was boiled for 5 minutes.	cache/american_scientific_journal-5661.pdf	txt/american_scientific_journal-5661.txt