Researcher Profile Statistics: John Yew Cheong Ching

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Geo Map
Region #
NA - North America 16
AS - Asia, other 3
Unknown 2
Total 21
Country #
US - United States of America 16
CN - China 2
SG - Singapore 1
Unknown 2
Total 21
City #
San Marcos 3
Beijing 1
Unknown 17
Total 21


Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Tot
2022 00 0100 0001 33 8
2023 11 5011 1100 02 13
Ever 21