<prompt> Translate the following text to EnglishPollock aliongeza wazo kwamba maonyesho ya ufanisi katika mazingira ya huduma ya msingi, machoni pa watunga sera na walipaji, si sawa na kuonyesha ufanisi wa gharama katika idara za dharura, akisisitiza umuhimu wa utafiti katika mazingira hayo.  <response>: Pollock added the notion that demonstrations of effectiveness in primary care settings, in the eyes of policymakers and payers, are not tantamount to demonstrating cost-effectiveness in emergency departments, underscoring the importance of research in that setting. 