Citazione APA

(2007). US doctors still have strong ties with drug industry. BMJ Publishing Group Ltd.

Stile di citazione Chicago

US Doctors Still Have Strong Ties With Drug Industry. BMJ Publishing Group Ltd, 2007.

Citazione MLA

US Doctors Still Have Strong Ties With Drug Industry. BMJ Publishing Group Ltd, 2007.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.