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PQRST may refer to: *The PQRST method, a method of studying *OPQRST, a mnemonic initialism used by persons performing first aid, omitting ''O'' for ''Onset of the event'' *The part of the Alphabet song *One complete heartbeat in the ECG (P-wave, QRS complex, T-wave) 抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「PQRST」の詳細全文を読む スポンサード リンク
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