33
/es/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 30, 2025
250459
22055
1
Create a timeline
Public Timelines
For education
For educational institutions
For teachers
For students
Cabinet
For educational institutions
For teachers
For students
Open cabinet
FAQ
Close
Create a timeline
Public timelines
FAQ
About & Feedback
Acuerdo
Privacidad
FAQ
Support 24/7
Cabinet
Get premium
Donate
1 ene 1928 año - Hans Berger
Descripción:
Invention of the EEG showed the different brain waves corresponding to phases of sleep.
Añadido al timeline:
Sleep Medicine
By
Pardeep Masuta
8 nov 2017
0
0
440
fecha:
1 ene 1928 año
Ahora mismo
~ 97 years ago
Fotos:
About & Feedback
Acuerdo
Privacidad
FAQ
Support 24/7
Cabinet
Get premium
Donate
The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.
Secured with SSL
