“The Attitude of the Pharmacist in Extracting Information on the Self-medication of Dental Pain at Pharmacies in Pekanbaru of Riau Province: Sikap Tenaga Kefarmasian dalam Penggalian Informasi Pada Swamedikasi Nyeri Gigi di Apotek-Apotek Kota Pekanbaru Provinsi Riau”, JPFI, vol. 5, no. 2, pp. 67–73, May 2018.