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Entity Wide Disclosures

6 Months Ended

Jun. 30, 2020

(13) Entity Wide Disclosures

Revenue by Category

The following table disaggregates our revenue by major source (in thousands):

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2020		2019		2020		2019
Therapeutic Area
Oncology	$	65,629	$	64,661	$	134,841	$	120,623
Other		45,196		47,092		95,765		93,961
Metabolic		30,210		32,367		66,285		67,368
AVAI		22,987		22,664		48,134		42,588
Cardiology		21,755		24,409		47,654		47,059
Central Nervous System		19,218		22,911		43,195		43,246
Total revenue	$	204,995	$	214,104	$	435,874	$	414,845

In the current quarter and for all periods presented, the revenue associated with medical device projects, previously a separate therapeutic area, has been included in the respective therapeutic area that best aligns with the therapeutic focus of the medical device project and represents how management evaluates disaggregated revenue in its internal reporting.