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| 2019, Vol. 21(6): 558-561 DOI: 10.7499/j.issn.1008-8830.2019.06.011 | ||
| Clinical effect and safety of different maintenance doses of caffeine citrate in treatment of apnea in very low birth weight preterm infants: a prospective randomized controlled trial | ||
| ZHANG Xiao, ZHANG Hai-Tao, LYU Yong, WANG Li-Feng, YANG Zhen-Ying | ||
| Department of Neonatology, Tai'an Maternity and Child Care Hospital, Tai'an, Shandong 271000, China | ||
| Received 2018-11-15 Revised 2019-04-29 | ||
| Supporting info | ||
