Letter to the Editor concerning "Does whole-spine lateral radiograph with clavicle positioning reflect the correct cervical sagittal alignment?" by Park SM et al. (Eur Spine J 24(1):57-62)
1 Department of Orthopedics, Pediatric Orthopedics and Traumatology, The Centre of Postgraduate Medical Education in Warsaw, Konarskiego 13, 05-400, Otwock, Poland. marcintyrak@gmail.com.
2 Department of Orthopedics, Pediatric Orthopedics and Traumatology, The Centre of Postgraduate Medical Education in Warsaw, Konarskiego 13, 05-400, Otwock, Poland.
3 Department of Orthopedic Surgery, University of Illinois at Chicago, 835 South Wolcott Ave, Room E-270, Chicago, IL, 60612, USA.