APA (7th ed.) Citation

Morais, A. (2013). Is it worthwhile? Sociedade Portuguesa de Pneumologia.

Chicago Style (17th ed.) Citation

Morais, A. Is It Worthwhile? Sociedade Portuguesa de Pneumologia, 2013.

MLA (9th ed.) Citation

Morais, A. Is It Worthwhile? Sociedade Portuguesa de Pneumologia, 2013.

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