APA (7th ed.) Citation

Chang, S. (2016). Reply to the Letter: Different spontaneous breathing trials in patients with atrial fibrillation. Sociedade Portuguesa de Pneumologia.

Chicago Style (17th ed.) Citation

Chang, S.-C. Reply to the Letter: Different Spontaneous Breathing Trials in Patients with Atrial Fibrillation. Sociedade Portuguesa de Pneumologia, 2016.

MLA (9th ed.) Citation

Chang, S.-C. Reply to the Letter: Different Spontaneous Breathing Trials in Patients with Atrial Fibrillation. Sociedade Portuguesa de Pneumologia, 2016.

Warning: These citations may not always be 100% accurate.