PG21 category

Air or space transport injury event of undetermined intent with aircraft or spacecraft not damaged, disabled or destroyed

Name: PG21 — Air or space transport injury event of undetermined intent with aircraft or spacecraft not damaged, disabled or destroyed
License: https://creativecommons.org/licenses/by-nd/3.0/igo/

Also indexed as

Nearby in Air or space transport injury event of undetermined intent

PG20Air or space transport injury event of undetermined intent with aircraft or spacecraft damaged, disabled or destroyed
4B4ZDiseases of the immune system, unspecified