Zolpidem CR improved sleep structure in patients with heart failure, did not change apnea hypopnea index, but slightly decreased lowest oxygen saturation. < /p > < /div > < div class="section" > < a name="d7e169" > < !-- named anchor -- > < /a > < h3 class="section-title" > Citation: < /h3 > < p id="d7e172" > Gatti RC, Burke PR, Otuyama LJ, Almeida DR, Tufik S..."> Zolpidem CR improved sleep structure in patients with heart failure, did not change apnea hypopnea index, but slightly decreased lowest oxygen saturation. < /p > < /div > < div class="section" > < a name="d7e169" > < !-- named anchor -- > < /a > < h3 class="section-title" > Citation: < /h3 > < p id="d7e172" > Gatti RC, Burke PR, Otuyama LJ, Almeida DR, Tufik S..." /> Zolpidem CR improved sleep structure in patients with heart failure, did not change apnea hypopnea index, but slightly decreased lowest oxygen saturation. < /p > < /div > < div class="section" > < a name="d7e169" > < !-- named anchor -- > < /a > < h3 class="section-title" > Citation: < /h3 > < p id="d7e172" > Gatti RC, Burke PR, Otuyama LJ, Almeida DR, Tufik S..." />