CJCP     2023 25 (11):  1101-1106    ISSN: 1008-8830  CN: 43-1301/R Therapeutic efficacy of volume-guaranteed high frequency oscillation ventilation on respiratory failure in preterm infants with a gestational age of 28-34 weeks: a prospective randomized controlled study WANG Lu-Chun, BAO Zhi-Dan, MA Yi-Zhe, NIU Li-Mei, TAO Ming-Yan Department of Neonatology, Jiangyin Hospital Affiliated to Medical School of Southeast University, Jiangyin, Jiangsu 214400, China Received: null  Revised: null  Online: null Supporting info