A snapshot of pneumonia research activity and collaboration patterns (2001–2015): a global bibliometric analysis

Table 9 Distribution of participation by countries in the most prestigious 10% of journals

Geographic area	N of docs	%	N docs world region collaboration	%	Citation	Citation Rate
North America	2138	52.15	630	29.47	149,290	69.83
Europe & Central Asia	1978	48.24	600	30.33	125,727	63.56
East Asia & Pacific	543	13.24	241	44.38	28,248	52.02
Latin America & Caribbean	152	3.71	109	71.71	8246	54.25
Middle East & North Africa	75	1.83	45	60	6383	85.11
Sub-Saharan Africa	105	2.56	93	88.57	8568	81.6
South Asia	70	1.71	51	72.86	3855	55.07

ISSN: 1471-2288