A Hoarse Warning: Ortner Syndrome.
["Sim, Meng Ying", "Lim, Yong Chean", "So, Stephen Ching-Tung", "Zhang, Junwei", "Teo, Desmond B"]
The American journal of medicine 2018
2018 Aug 10. A Hoarse Warning: Ortner Syndrome. Sim MY(1), Lim YC(2), So SC(3), Zhang J(4), Teo DB(5).