APA (7th ed.) Citation

Niemi, M. (1987). Risk factors of gingival injuries in plaque removal by toothbrushing.

Chicago Style (17th ed.) Citation

Niemi, Maija-Liisa. Risk Factors of Gingival Injuries in Plaque Removal by Toothbrushing. 1987.

MLA (9th ed.) Citation

Niemi, Maija-Liisa. Risk Factors of Gingival Injuries in Plaque Removal by Toothbrushing. 1987.

Warning: These citations may not always be 100% accurate.