Envoyer par SMS: <p><strong>Aktivitas antibakteri ekstrak daun sirih merah (<em>Piper crocatum</em>) terhadap pertumbuhan <em>Aggregatibacter actinomycetemcomitans</em></strong></p><p><strong><em>Antibacterial activity of red betel (Piper crocatum) leaf extract on the growth of Aggregatibacter actinomycetemcomitans</em></strong></p>