Acqusition_protocol_version	Dicom_study_description	Site	Occurrence_frequency	First_occurrence
0	UKBiobank_Head^head_v6.0	0	23730	20170502
0	UKBiobank^head_v6.0	1	1	20170426
0	UKBiobank_Head^head_v6.0	1	17057	20170427
0	UKBiobank^head_v6.0	3	1744	20220517
0	UKBiobank_Head^head_v6.0	3	69	20200218
1	UK_Biobank^OLD_HEAD	2	8	20210811
2	UKBiobank_Head_head_v6.4	1	1	20170728
3	UK_Biobank^head	2	3271	20210725
4	UK_Biobank^head_v6.0_NEW	2	258	20210316
5	UKBiobank_Head^HEAD_LIVE	1	1474	20221208
5	Backup_Head^HEAD_LIVE	1	5	20230217
5	UK_Biobank^Archived_Head	2	1	20230223
5	UK_Biobank^head_current	2	2235	20230131
5	UKBiobank^Head_v6.8_Short(current)	3	2059	20230220
6	UK_Biobank^Head	2	6892	20180619
7	head^UK_Biobank	0	570	20140508
8	head^UK_Biobank_V3.0	0	10	20140819
8	Head^UK_Biobank_V.3.0	0	13	20140820
8	head^UK_Biobank_v3.0	0	234	20140821
9	head^UK_Biobank_v4.0	0	12	20140924
9	head^UK_Biobank_v4.0_0001	0	671	20140925
10	Head^UK_Biobank_v5.0	0	1	20160220
10	head^UK_Biobank_v5.0	0	7918	20141126
11	SequenceRegion^UserSequences	0	1	20161028
11	head^Brain_Dot_Engine	0	1	20170816
11	head_UK_Biobank_v6.0	0	1	20160728
11	head_UK_Biobank_v6.1	0	1	20170119
11	head^UK_Biobank_v6.0	0	4049	20160728
11	head^Brain_Dot_Engine	1	1	20190205