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- [2] Sleepwalking into a two-tiered healthcare system BRITISH JOURNAL OF GENERAL PRACTICE, 2023, 73 (727): : 72 - 72
- [3] PATENT QUALITY AND A TWO-TIERED PATENT SYSTEM JOURNAL OF INDUSTRIAL ECONOMICS, 2014, 62 (03): : 503 - 540
- [6] A Two-Tiered Recommender System for Tourism Product Recommendations 2015 48TH HAWAII INTERNATIONAL CONFERENCE ON SYSTEM SCIENCES (HICSS), 2015, : 3354 - 3363
- [8] Two-tiered political entrepreneurship and the congressional committee system Public Choice, 2013, 154 : 21 - 37