APA
Sjomina O., Pavlova J., Daugule I., Janovic P., Kikuste I., Vanags A., Tolmanis I., Rudzite D., Polaka I., Kojalo I., Liepniece-Karele I., Isajevs S., Santare D., Pirags V., Pahomova J., Dzerve V., Tzivian L., Erglis A. & Leja M. (20190415). Pepsinogen test for the evaluation of precancerous changes in gastric mucosa: a population-based study. : Journal of gastrointestinal and liver diseases : JGLD.
Chicago
Sjomina Olga, Pavlova Jelizaveta, Daugule Ilva, Janovic Pavel, Kikuste Ilze, Vanags Aigars, Tolmanis Ivars, Rudzite Dace, Polaka Inese, Kojalo Ilona, Liepniece-Karele Inta, Isajevs Sergejs, Santare Daiga, Pirags Valdis, Pahomova Jelena, Dzerve Vilnis, Tzivian Lilian, Erglis Andrejs and Leja Marcis. 20190415. Pepsinogen test for the evaluation of precancerous changes in gastric mucosa: a population-based study. : Journal of gastrointestinal and liver diseases : JGLD.
Harvard
Sjomina O., Pavlova J., Daugule I., Janovic P., Kikuste I., Vanags A., Tolmanis I., Rudzite D., Polaka I., Kojalo I., Liepniece-Karele I., Isajevs S., Santare D., Pirags V., Pahomova J., Dzerve V., Tzivian L., Erglis A. and Leja M. (20190415). Pepsinogen test for the evaluation of precancerous changes in gastric mucosa: a population-based study. : Journal of gastrointestinal and liver diseases : JGLD.
MLA
Sjomina Olga, Pavlova Jelizaveta, Daugule Ilva, Janovic Pavel, Kikuste Ilze, Vanags Aigars, Tolmanis Ivars, Rudzite Dace, Polaka Inese, Kojalo Ilona, Liepniece-Karele Inta, Isajevs Sergejs, Santare Daiga, Pirags Valdis, Pahomova Jelena, Dzerve Vilnis, Tzivian Lilian, Erglis Andrejs and Leja Marcis. Pepsinogen test for the evaluation of precancerous changes in gastric mucosa: a population-based study. : Journal of gastrointestinal and liver diseases : JGLD. 20190415.