1.
Allergologie
; 44(5):356, 2021.
Article
in German
| ProQuest Central | ID: covidwho-1710934
2.
Allergologie
; 44(5):356-388, 2021.
Article
in German
| EMBASE | ID: covidwho-1229422
3.
Allergo Journal
; 29(7):16-26, 2020.
Article
in English
| Web of Science | ID: covidwho-1080023