300
Participants
Start Date
June 14, 2022
Primary Completion Date
May 28, 2023
Study Completion Date
July 31, 2023
Larynx and trachea ultrasound
After meeting enrolment criteria the larynx and trachea ultrasound will be performed at 32 and 42 weeks of gestation.
Department of Neonatology, Ujastek Medical Center, Krakow
Department of Neonatology and Neonatal Intensive Care Warsaw Medical University, Warsaw
Princess Anna Mazowiecka Hospital, Warsaw, Poland
OTHER