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750, 831], 'Stage': [717, 760, 766, 832], 'II': [718, 833], 'more).': [720], 'comparison,': [722], 'it': [723], '27%': [725], 'stage': [729, 751], 'continuous': [732, 1264], 'smokers.[11]': [733], 'multicenter': [735], 'international': [736], 'burden': [737, 1021], 'showed': [743, 824, 1063, 1139], '≥II': [749], '5.6%.': [754], 'severe': [758, 764], '(GOLD': [759, 765], 'III)': [761], 'IV)': [767], 'airway': [768, 857, 1300], 'lower': [772, 791, 972], '(5.9%': [775], 'vs.': [776], '14.1%,': [777], 'P': [778], '=': [779], '0.001).': [780], 'Increased': [781], 'prior': [784], 'diagnosis': [785, 849, 1283], 'asthma': [787, 851, 952], 'women,': [790], 'education': [792], 'levels': [793], 'associated': [795], 'increased': [798, 1142], 'risk': [799, 861, 867, 925, 941, 955, 987, 1066, 1096, 1143, 1231, 1316], 'nonsmokers.[12]': [803], 'Northern': [808], 'Sweden': [809, 823], 'survey': [813], '10,040': [815], 'adults': [816], 'aged': [817], '20–77': [818], 'Norrbotten': [820], 'county': [821], '≥': [830], '3.5%': [836], 'overall': [839], '7%': [842], 'nonsmokers.': [844], 'Increasing': [845], 'previous': [848], 'family': [853], 'history': [854, 1150], 'COPD.[13]': [865], 'Prevalence,': [866], 'factors,': [868], 'features': [871], 'hemisphere': [877], 'parts': [883], 'issue': [888], 'India': [891, 907, 1332], 'contains': [892], 'article': [894], 'observational': [899], 'institution-based': [900], 'cross-sectional': [901], 'Allahabad': [904], 'included': [908], '200': [909], 'patients.[14]': [911], 'proportion': [913], '56.5%.': [918], 'most': [920, 1226, 1297], 'important': [921, 1008, 1315], 'statistically': [923], 'factor': [926], 'smoke': [934, 1002, 1337], '53.9%': [936], 'treated': [944, 1005, 1197], 'tuberculosis': [946, 1023], '(PTB)': [947], '32.7%,': [949], 'long-standing': [951], 'in14.2%.': [953], 'about': [959], '10%': [960], 'occupational': [964], 'exposure,': [965], 'outdoor': [968], 'pollution,': [970], 'respiratory': [973, 1193], 'tract': [974], 'infection': [975], 'during': [976, 1241, 1257], 'childhood.': [977], 'number': [985], 'increased,': [993], 'age': [995, 1166], 'detection': [997], 'decreased.': [1000], 'Biomass': [1001], 'PTB': [1006, 1189, 1217, 1247], 'contributors': [1009], 'world': [1015], 'especially': [1016], 'countries': [1018, 1171], 'high': [1020, 1173], 'use': [1025], 'cooking.': [1030], 'We': [1031], 'above': [1034], 'pathogenetically': [1036], 'same': [1041], 'smoker': [1043, 1307], 'Moreover,': [1045], 'coexist': [1048], 'exposure.': [1052], 'coke': [1056, 1077, 1092, 1103, 1110], 'oven': [1057, 1078, 1104], 'workers': [1058], 'Southern': [1061], 'China': [1062], 'those': [1070, 1168], 'highest': [1073], 'cumulative': [1074], 'cigarette': [1081], '58-fold': [1084], 'oven.': [1093], 'While': [1094], 'only': [1100, 1306], '5.8-fold': [1101], 'versus': [1106], 'oven.[15]': [1111], 'Tuberculosis': [1112, 1309], 'affect': [1114], 'development': [1116], 'ways': [1123], 'occurrence': [1127], 'permanent': 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