Feshchenko, Yuriy Iashyna, Liudmila Nugmanova, Damilya Gyrina, Olga Polyanskaya, Marina Markov, Alexander Moibenko, Maryna Makarova, Janina Tariq, Luqman Pereira, Marcelo Mammadbayov, Elcan Akhundova, Irada Vasylyev, Averyan Additional file 1: of Chronic obstructive pulmonary disease, bronchial asthma and allergic rhinitis in the adult population within the commonwealth of independent states: rationale and design of the CORE study “Study questionnaires used in the CORE study” contains description of the patient-reported questionnaires used in the CORE study. (DOCX 16 kb) Chronic respiratory diseases;COPD;Bronchial asthma;Allergic rhinitis;Prevalence;Study design;Risk factors;Ukraine;Kazakhstan;Azerbaijan 2017-10-10
    https://springernature.figshare.com/articles/journal_contribution/Additional_file_1_of_Chronic_obstructive_pulmonary_disease_bronchial_asthma_and_allergic_rhinitis_in_the_adult_population_within_the_commonwealth_of_independent_states_rationale_and_design_of_the_CORE_study/5487406
10.6084/m9.figshare.c.3901270_D1.v1