McKinstry B (1990. October). „Should general practitioners call patients by their first names?”. BMJ301 (6755), 795–6. o. DOI:10.1136/bmj.301.6755.795. PMID 2224269.
McKinstry B (1990. October). „Should general practitioners call patients by their first names?”. BMJ301 (6755), 795–6. o. DOI:10.1136/bmj.301.6755.795. PMID 2224269.