送交者: cornbug 于 2012-01-13, 16:41:34:

回答: Questionare could collect rating or scale data, 由 blackbox 于 2012-01-13, 16:11:09:

• I don't understand this"...development of symptoms....." (无内容) - 猎人 (0 bytes) 2012-01-13, 19:05:55 (641310)
  • The severity is a function of exposure time. (无内容) - cornbug (0 bytes) 2012-01-13, 23:25:16 (641333)
• it may more sense by reading this and the one below - blackbox (176 bytes) 2012-01-13, 18:18:30 (641306)

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