1. Arabin B., Al’firevec C. (2014) Akusherskie pessarii dlya predotvrashcheniya prezhdevremennyh rodov: proshloe nastoyashchee i budushchee [Obstetric pessaries to prevent preterm birth: past present and future]. Akusherstvo i ginekologiya, no 1, pp. 30–42.
2. Barsukov A.N. (2017) Itogi raboty akushersko-ginekologicheskoj sluzhby Respubliki Belarus’ za 2011 god [The results of the obstetric- gynecological service of the Republic of Belarus for 2011]. Ohrana materinstva i detstva, no 2 (14), pp. 12–14.
3. Vrachi obsudili puti snizheniya reproduktivnyh poter’ na rannih i pozdnih srokah beremennosti [Doctors discussed ways to reduce reproductive losses in early and late pregnancy]. Medicinskij vestnik. Shkola klinicista, no 30, pp. 4.
4. Zhabchenko I.A. Akusherskaya taktika pri istmiko-cervikal’noj nedostatochnosti: reshenie osnovnyh i soputstvuyushchih problem [Obstetric tactics for cervical incompetence: solution of the main and related problems]. Zdorov’ya Ukraїni, no 1(17), pp. 26–29.
5. Zan’ko S.N., Mozhejko L.F. (2014) Sindrom korotkoj shejki [Short cervical syndrome]. Reproduktivnoe zdorov’e, no 5, pp. 20–33.