![Classification of endogenous and exogenous bursts in collective emotions based on Weibo comments during COVID-19 | Scientific Reports Classification of endogenous and exogenous bursts in collective emotions based on Weibo comments during COVID-19 | Scientific Reports](https://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fs41598-022-07067-w/MediaObjects/41598_2022_7067_Fig1_HTML.png)
Classification of endogenous and exogenous bursts in collective emotions based on Weibo comments during COVID-19 | Scientific Reports
![Posting only possible in periods in company code error message #learn2win #sap #sapmm #learntowin - YouTube Posting only possible in periods in company code error message #learn2win #sap #sapmm #learntowin - YouTube](https://i.ytimg.com/vi/YvguBAxCfL0/hqdefault.jpg)
Posting only possible in periods in company code error message #learn2win #sap #sapmm #learntowin - YouTube
![Closing previous posting period and open new period | Error Closing previous posting period and open new period | Error](https://i.ytimg.com/vi/dWqMlrH1QU0/hqdefault.jpg)
Closing previous posting period and open new period | Error "Posting only possible in periods.." - YouTube
![Amazon.com: Stayfree Maxi Overnight Pads with Wings For Women, Reliable Protection and Absorbency of Feminine Periods, 28 Count : Health & Household Amazon.com: Stayfree Maxi Overnight Pads with Wings For Women, Reliable Protection and Absorbency of Feminine Periods, 28 Count : Health & Household](https://m.media-amazon.com/images/I/81TcPX09E-L._AC_UF1000,1000_QL80_.jpg)