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'of': [4, 13, 28, 36, 61, 75, 89, 98, 104, 146], 'weather': [5, 24, 41, 62], 'factors': [6, 25, 42], 'may': [7], 'contribute': [8], 'to': [9, 48, 57, 115, 131, 143], 'an': [10], 'increased': [11, 109, 150, 153], 'incidence': [12], '<i>Mycoplasma': [14], 'pneumoniae</i>': [15, 30, 38, 66, 79, 106, 148], 'pneumonia,': [16], 'few': [17], 'studies': [18], 'have': [19], 'investigated': [20], 'the': [21, 59, 85, 122], 'association': [22], 'between': [23], 'and': [26, 40, 52, 125, 156], 'cases': [27, 35, 81, 108, 145], '<i>M': [29, 37, 65, 78, 105, 147], 'pneumonia.': [31], '<h3>Methods:</h3>': [32], 'Data': [33], 'on': [34, 64], 'pneumonia': [39, 67, 80, 107, 149], 'in': [43, 121, 137, 159], 'Fukuoka,': [44, 160], 'Japan': [45], 'from': [46], '1999': [47, 142], '2007': [49], 'were': [50, 82, 94], 'obtained': [51], 'time-series': [53], 'analysis': [54], 'was': [55], 'used': [56], 'assess': [58], 'effects': [60], 'variables': [63], 'cases,': [68], 'adjusting': [69], 'for': [70, 117, 133], 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