CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
CASH FLOWS FROM OPERATING ACTIVITIES:
Cash received from customers and grants	$ 24,971,299	$ 16,947,194	$ 30,174,083
Cash paid to suppliers and employees	(30,028,299)	(23,677,476)	(28,382,681)
Interest received	22,485	25,548	2,412
Interest paid	0	0	(836)
Net cash (used in) provided by operating activities	(5,034,515)	(6,704,734)	1,792,978
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of license	0	0	(550,000)
Purchase of RVR Diagnostics Sdn Bhd	(850,000)	(550,000)	0
Acquisition of and deposits on fixed assets	(1,026,954)	(118,706)	(480,585)
Net cash used in investing activities	(1,876,954)	(668,706)	(1,030,585)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from option and warrant exercises	34,800	57,575	0
Proceeds from note payable	99,480	0	0
Proceeds from credit line	0	0	700,000
Repayment of credit line	0	0	(700,000)
Proceeds from sale of common stock, net	0	12,493,398	0
Net cash provided by financing activities	134,280	12,550,973	0
Effect of exchange rate changes on cash	13,027	0	0
(DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS	(6,764,162)	5,177,533	762,393
Cash and cash equivalents - beginning of the period	10,554,464	5,376,931	4,614,538
Cash and cash equivalents - end of the period	3,790,302	10,554,464	5,376,931
RECONCILIATION OF NET LOSS TO NET CASH (USED IN) PROVIDED BY OPERATING ACTIVITIES:
Net Loss	(6,371,760)	(13,347,047)	(2,397,042)
Adjustments:
Depreciation and amortization	1,276,963	1,139,228	1,372,563
Provision for (benefit from) deferred taxes	0	5,800,818	(1,170,969)
Fair value adjustment to contingent consideration	(148,000)	0	0
Share based compensation	384,897	304,154	334,386
Changes in assets and liabilities:
Accounts receivable	1,298,389	(960,758)	5,915,918
Inventories	(1,088,430)	242,837	60,274
Prepaid expenses and other current assets	285,762	(136,258)	(190,960)
Deposits and other assets	(512,272)	1,480	0
Accounts payable and accrued liabilities	182,453	211,701	(2,144,598)
Deferred revenue	(342,517)	39,111	13,406
Net cash (used in) provided by operating activities	(5,034,515)	(6,704,734)	1,792,978
Supplemental disclosures for non-cash investing and financing activities:
Deposits on manufacturing equipment transferred to fixed assets	174,399	0	20,017
Accrual of contingent earn-out	148,000	0	0
Issuance of common stock for net assets of business acquired	$ 1,682,725	$ 0	$ 0