Accrued Expenses

12 Months Ended

Dec. 31, 2019

Payables and Accruals [Abstract]

Accrued Expenses

5. Accrued Expenses

Accrued expenses consist of the following:

	December 31,
(in thousands)	2019		2018
Clinical services	$	5,247	$	3,003
Employee compensation		1,910		1,786
Preclinical services		1,147		1,247
Professional services		991		745
Manufacturing services		586		1,164
Accrued vacation		489		363
Payroll taxes and benefits		284		349
Other consulting services		192		106
Total	$	10,846	$	8,763