McDonald, S.; Taylor, L.; Adams, C.: Searching the right database : a comparison of four databases for psychiatry journals (1999)
0.08
0.081649415 = product of:
0.16329883 = sum of:
0.16329883 = product of:
0.32659766 = sum of:
0.32659766 = weight(_text_:151 in 6786) [ClassicSimilarity], result of:
0.32659766 = score(doc=6786,freq=2.0), product of:
0.32491833 = queryWeight, product of:
6.49839 = idf(docFreq=180, maxDocs=44218)
0.04999982 = queryNorm
1.0051684 = fieldWeight in 6786, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
6.49839 = idf(docFreq=180, maxDocs=44218)
0.109375 = fieldNorm(doc=6786)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Health libraries review. 16(1999) no.3, S.151-156
