An ad libitum schedule for conversion of morphine to methadone in advanced cancer patients: an open uncontrolled prospective study in a Chinese population
Keyword(s):
1998 ◽
Vol 15
(4)
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pp. S12
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Keyword(s):
2018 ◽
2017 ◽
Vol 22
(11)
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pp. 1368-1373
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2012 ◽
Vol 17
(3)
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pp. 293-304
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