Radivoj Filipov created the update Week 2 Community Assignment.

Radivoj Filipov added the share Serbia: WHO and UNICEF estimates of immunization coverage:2017 revision to the community 2018 WHO DIP Level 1 ENGLISH-Cohort I.

Radivoj Filipov commented on an update Week 1 Community Assignment in 2018 WHO DIP Level 1 ENGLISH-Cohort I.

Radivoj Filipov commented on an update Week 1 assignment in 2018 WHO DIP Level 1 ENGLISH-Cohort I.

Radivoj Filipov created the update Week 1 Community Assignment.

Radivoj Filipov and Nancy Ejuma are now peers.

Radivoj Filipov and Alain Blaise Tatsinkou are now peers.