Korovay, S., Stetsenko, S. and Bondareva, A. 2020. Evaluation of nitrogen oxide metabolism and endothelin-1 synthesis in women with early termination of pregnancy at different gestational age. Experimental and Clinical Medicine. 83, 2 (Mar. 2020), 76-85. DOI:https://doi.org/10.35339/ekm.2019.83.02.11.