Black Friday: lifetime access is on a special offer in the app, until November 30. Black Friday: special offer on lifetime access, until November 30. Download
가스트린은 위산 분비를 촉진하는 호르몬입니다.gaseuteurin-eun wisan bunbi-reul chogjin-haneun horeumon-imnida.Gastrin is a hormone that stimulates the secretion of gastric acid.