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Volume 8, Issue 1
Validity of self-reported age at menarche in computer-assisted interview among Chinese schoolgirls: a cross-sectional study
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Validity of self-reported age at menarche in computer-assisted interview among Chinese schoolgirls: a cross-sectional study
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Jan 2018
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193
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Feb 2018
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Mar 2018
43
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6
Apr 2018
76
75
5
May 2018
114
114
6
Jun 2018
33
33
3
Jul 2018
32
32
0
Aug 2018
27
27
5
Sep 2018
29
29
6
Oct 2018
21
21
3
Nov 2018
32
32
4
Dec 2018
23
22
4
Jan 2019
17
18
2
Feb 2019
34
32
2
Mar 2019
34
34
9
Apr 2019
12
12
3
May 2019
22
22
12
Jun 2019
21
21
4
Jul 2019
28
28
5
Aug 2019
31
31
4
Oct 2019
19
19
5
Nov 2019
13
13
1
Dec 2019
24
24
1
Jan 2020
18
18
4
Feb 2020
42
42
2
Mar 2020
26
26
3
May 2020
12
12
1
Jun 2020
7
7
1
Jul 2020
15
13
7
Aug 2020
7
7
1
Sep 2020
25
21
14
Oct 2020
35
34
41
Nov 2020
13
12
3
Dec 2020
17
17
2
Jan 2021
18
17
13
Feb 2021
10
10
8
Mar 2021
9
9
2
Apr 2021
12
12
2
May 2021
15
13
7
Jun 2021
12
10
2
Jul 2021
7
7
3
Aug 2021
4
4
4
Sep 2021
13
13
3
Oct 2021
19
18
17
Nov 2021
21
20
15
Dec 2021
13
9
5
Jan 2022
11
11
2
Feb 2022
12
10
6
Mar 2022
16
18
5
Apr 2022
9
9
1
May 2022
12
11
12
Jun 2022
9
8
4
Jul 2022
12
11
5
Aug 2022
10
10
3
Sep 2022
17
16
9
Oct 2022
12
12
9
Nov 2022
6
6
4
Dec 2022
8
7
3
Jan 2023
13
13
3
Feb 2023
8
8
3
Mar 2023
16
14
3
Apr 2023
27
30
4
May 2023
14
14
6
Jun 2023
18
18
3
Jul 2023
30
31
9
Aug 2023
25
26
5
Sep 2023
48
53
4
Oct 2023
57
59
4
Nov 2023
43
46
1
Dec 2023
46
47
3
Jan 2024
47
52
5
Feb 2024
60
66
14
Mar 2024
58
62
56
Total
1935
1939
462
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