Oktavia Dewi, N. rani, and E. . fanora, “Counseling on Prevention of Covid-19 Transmission in the Dentist’s Practice Room in Pekanbaru City: Penyuluhan Pencegahan Penularan Covid-19 Di Ruang Praktek Dokter Gigi Di Kota Pekanbaru”, JPKK, vol. 2, no. 2, pp. 124–131, Sep. 2022.