Stoykova, M., Ouzounov, N., Gabrovsky, G. An inquiry survey on the level of dental health knowledge about caries prophylaxis among 12-year old pupils in Plovdiv, Bulgaria. Plovdiv: 1998 114-116,.
Stoykova, M., Ouzounov, N., Gabrovsky, G. An inquiry survey on the level of dental health knowledge about caries prophylaxis among 12-year old pupils in Plovdiv, Bulgaria. Plovdiv: 1998 114-116,.
Stoykova, M., Ouzounov, N., Gabrovsky, G. (1998) An inquiry survey on the level of dental health knowledge about caries prophylaxis among 12-year old pupils in Plovdiv, Bulgaria, Plovdiv: 114-116,.
Stoykova, M., Ouzounov, N., & Gabrovsky, G. (1998). An inquiry survey on the level of dental health knowledge about caries prophylaxis among 12-year old pupils in Plovdiv, Bulgaria. Plovdiv: 114-116.
Stoykova M, Ouzounov N, Gabrovsky G. An inquiry survey on the level of dental health knowledge about caries prophylaxis among 12-year old pupils in Plovdiv, Bulgaria. Plovdiv: 1998. p. 114-116.