Table 6.

A2: Isi web of knowledge; social science citation index & science citation index 19/05/2011

	References number
1. Clinical coordination
"Coordinated care" OR "care coordination" OR "collaborative care" OR "integrated care" OR "shared care" OR "transitional care" OR "continuity of care" OR "care continuity" OR "informational continuity" OR "managerial continuity" OR "management continuity"	5.509
2. Levels of care
"Primary care" OR "family practice" OR "Generalist" OR "GP" OR "outpatient" OR "secondary care" OR "specialized" OR "specialised" OR ‘specialist’ OR "inpatient" OR "hospitalization" OR "hospitalisation" OR "care levels" OR "interface" OR "cross-level" OR "referral" OR "communication"	>100.000
3. Measurement tools
measure OR measures OR indicator	>100.000
4. (1) and (2) and (3)	500
Duplicates	266
Total	234