Distribution of menstrual cycle characteristics. Vertical lines
![](https://www.researchgate.net/publication/337310271/figure/fig2/AS:840417385914369@1577382527416/Distribution-of-menstrual-cycle-characteristics-Vertical-lines-indicate-the-5th-50th.png)
![](https://cdnintech.com/media/chapter/64704/1512345123/media/F6.png)
Normal Menstrual Cycle
![](https://www.researchgate.net/publication/371348075/figure/fig1/AS:11431281166002649@1686142759827/Study-design-schematic-Source-data-for-reproducing-correlation-plots-is-provided-in_Q320.jpg)
Valerie SIROUX, PhD, French Institute of Health and Medical Research, Inserm, Centre de Recherche Jean Pierre Aubert U837
![](https://i1.rgstatic.net/ii/profile.image/272372330659849-1441950032596_Q64/Guohua-Qin.jpg)
PDF) Can atmospheric pollutants influence menstrual cycle function?
![](https://media.springernature.com/m685/springer-static/image/art%3A10.1038%2Fs41746-019-0152-7/MediaObjects/41746_2019_152_Fig7_HTML.png)
Real-world menstrual cycle characteristics of more than 600,000
![](https://teachmeobgyn.com/wp-content/uploads/2016/03/HPG-axis.png)
Amenorrhoea & Oligomenorrhoea - Causes - Investigations - TeachMeObGyn
![](https://i1.rgstatic.net/publication/247490838_Disorders_of_the_Menstrual_Cycle_in_Elite_Female_Ice_Hockey_Players_and_Figure_Skaters/links/618bd74c3068c54fa5c8f557/largepreview.png)
PDF) Disorders of the Menstrual Cycle in Elite Female Ice Hockey
![](https://ec.europa.eu/enrd/sites/default/files/policy_cycle_2.jpg)
The role of monitoring and evaluation in the policy cycle
![](https://i1.rgstatic.net/ii/profile.image/278428843560964-1443394017245_Q512/Lyliane-Rosetta.jpg)
Lyliane ROSETTA, Honorary Research Director, PhD, Dr Sc, French National Centre for Scientific Research, Paris, CNRS, Institut écologie et environnement (INEE)
![](https://i1.rgstatic.net/ii/profile.image/773076484632576-1561327205590_Q64/Sarah-Berga.jpg)
PDF) Atmospheric pollution and menstrual cycle.
Menstrual cycle: Video, Anatomy, Definition & Function