Articles by Author

Author

Valentina Petkova

Medical University - Sofia
Sofia, Bulgaria

2 articles by this author

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Research Article

Immunogenesis in patients with medium and severe coronavirus infection – dynamics in different age groups

Petar Atanasov, Stefka Ivanova, Yozlem Kobakova, Maria Moneva-Sakelarieva, Danka Obreshkova, Valentina Petkova, Pavlina Laleva-Jordanova

10.3897/pharmacia.69.e81063

16-02-2022

Unique: 630 | Total: 1064

Reprint: € 3,60

157-165

Research Article

Pilot study of over-the-counter drugs applied among the pediatric population in Bulgaria

Valentina Petkova, Bozhidarka Radoslavova Hadzhieva

10.3897/pharmacia.68.e63805

26-02-2021

Unique: 925 | Total: 1516

Reprint: € 2,30

265-268

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