Krumova, E., Mateeva, H., Indzova, K., Stoilova, R., Kukleva, M., Georgieva, M., Ilieva, E., Delchovski, P., Petrova, M., Encheva, R. Oral hygiene and gingiva status in school children aged 7 to 14 from Plovdiv. Plovdiv: 1994 63-68,.
Krumova, E., Mateeva, H., Indzova, K., Stoilova, R., Kukleva, M., Georgieva, M., Ilieva, E., Delchovski, P., Petrova, M., Encheva, R. Oral hygiene and gingiva status in school children aged 7 to 14 from Plovdiv. Plovdiv: 1994 63-68,.
Krumova, E., Mateeva, H., Indzova, K., Stoilova, R., Kukleva, M., Georgieva, M., Ilieva, E., Delchovski, P., Petrova, M., Encheva, R. (1994) Oral hygiene and gingiva status in school children aged 7 to 14 from Plovdiv, Plovdiv: 63-68,.
Krumova, E., Mateeva, H., Indzova, K., Stoilova, R., Kukleva, M., Georgieva, M., Ilieva, E., Delchovski, P., Petrova, M., & Encheva, R. (1994). Oral hygiene and gingiva status in school children aged 7 to 14 from Plovdiv. Plovdiv: 63-68.
Krumova E, Mateeva H, Indzova K, Stoilova R, Kukleva M, Georgieva M, et al. Oral hygiene and gingiva status in school children aged 7 to 14 from Plovdiv. Plovdiv: 1994. p. 63-68.