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- [6] Burden of chronic obstructive pulmonary disease (vol 356, pg S56, 2000) LANCET, 2001, 357 (9261): : 1048 - 1048
- [8] A preliminary discussion of Dulkyn interferometer (vol 9, pg 37, 2000) EUROPEAN PHYSICAL JOURNAL-APPLIED PHYSICS, 2000, 10 (03): : 239 - 239