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lijiao

28－Patients and Doctors
265
27－The vasa
1339
27－The vasa
219
26－The Past Life of the Earth
153
26－The Past Life of the Earth
295
25－Non-Auditory Effects of Noise
291
25－Non-Auditory Effects of Noise
176
24－Beauty
198
24－Beauty
207
23－Bird Flight
254
23－Bird Flight
297
22－Knowledge and Progress
284
22－Knowledge and Progress
176
21－William S. Hart and the Early Western Film
437
21－William S. Hart and the Early Western Film
248
20－Snake Poison
174