As a result, Denmark has the highest penetration among EU countries of ICT in health care (see Section S.3). Since diagnostic assessment within 30 days of referral is guaranteed by law, private practitioners may also receive patients referred from public sector providers and paid for by specific agreements with the regions (see Section 5.2). Group 2 classificaton enables tiee (Twice of GP and Gee access 10 specialists without referral but requires a co-payment The region subsidises expenses for Group 2 patients up to the cost of the corresponding treatment for a patient in Group 1.