Buku materi pre-symposium workshop 1st North Sumatera conference on emergency, anesthesia and critical care (NSCEACC 2018) handling patients holistically with all the limitations : USG point of care on vascular access,thursday-friday,27-28 september 2018 Lubis, Andriamuri Primaputra Editor Sudirman Editor Purba, Nur Harini Editor Editor Steven Theo Perhimpunan Dokter Spesialis Anestesiologi dan Terapi Intensif Pengarang text Medan : Perdatin Cabang Sumatera Utara, 2018 ind Karya tulis URN:ISBN:978-602-52993-2-2