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Matijević, Ratko, et al. "Vaginal pH versus cervical length in the mid-trimester as screening predictors of preterm labor in a low-risk population." International Journal of Gynecology and Obstetrics, vol. 111, br. 1, 2010, str. 41-44. https://doi.org/10.1016/j.ijgo.2010.05.011
Matijević, Ratko, Ozren Grgić i Mario Knežević. "Vaginal pH versus cervical length in the mid-trimester as screening predictors of preterm labor in a low-risk population." International Journal of Gynecology and Obstetrics 111, br. 1 (2010): 41-44. https://doi.org/10.1016/j.ijgo.2010.05.011
Matijević, R., Grgić, O. i Knežević, M. (2010) 'Vaginal pH versus cervical length in the mid-trimester as screening predictors of preterm labor in a low-risk population', International Journal of Gynecology and Obstetrics, 111(1), str. 41-44. doi: 10.1016/j.ijgo.2010.05.011
Matijević R, Grgić O, Knežević M. Vaginal pH versus cervical length in the mid-trimester as screening predictors of preterm labor in a low-risk population. International Journal of Gynecology and Obstetrics [Internet]. 07.07.2010. [pristupljeno 04.09.2024.];111(1):41-44. doi: 10.1016/j.ijgo.2010.05.011
R. Matijević, O. Grgić i M. Knežević, "Vaginal pH versus cervical length in the mid-trimester as screening predictors of preterm labor in a low-risk population", International Journal of Gynecology and Obstetrics, vol. 111, br. 1, str. 41-44, Srpanj 2010. [Online]. Dostupno na: https://urn.nsk.hr/urn:nbn:hr:105:868630. [Citirano: 04.09.2024.]