WHO technical report series ; 1022
xiv, 218 stran : tabulky ; 24 cm
Knihovny.cz ISBN
978-92-4-121031-7
https://www.who.int/publications/i/item/9789241210317
plný text volně dostupný
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AND or + signifies AND operation (intersection)
OR or | signifies OR operation (union)
- negates a single word
" wraps text to signify a phrase
* at the end of a term signifies a right-side expansion
( and ) signify precedence
~N after a word signifies edit distance (fuzziness)
~N after a phrase signifies words distance