dental plaque hypothesis

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18:59

7:12

19:06

27:46

6:29

26:36

6:23

6:37

46:09

12:17

22:13

1:45

18:39

3:18

12:42

2:13

14:43

4:42

11:14

3:34

14:41

24:52

10:17

4:15

00:41

15:25

1:01

19:32

2:28

3:58

1:25

2:03

8:45

24:44

3:03

11:21

4:13

8:52

1:13

00:55

1:57

00:57

2:06

2:00

2:55

1:49

8:46

1:33

2:38

1:01

00:35

3:44

1:33

2:33

00:57

2:14

2:45

1:58

1:01