Zhang, Y.; Sun, Y.; Xie, B.: Quality of health information for consumers on the web : a systematic review of indicators, criteria, tools, and evaluation results (2015)
0.01
0.013440827 = product of:
0.026881654 = sum of:
0.026881654 = product of:
0.08064496 = sum of:
0.08064496 = weight(_text_:y in 2218) [ClassicSimilarity], result of:
0.08064496 = score(doc=2218,freq=4.0), product of:
0.21449907 = queryWeight, product of:
4.8124003 = idf(docFreq=976, maxDocs=44218)
0.04457216 = queryNorm
0.37596878 = fieldWeight in 2218, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
4.8124003 = idf(docFreq=976, maxDocs=44218)
0.0390625 = fieldNorm(doc=2218)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
