🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaРусскийEntityQ3905468· pop 6· linked from 44 articlesPiotr GrzelczakPolish footballerRecent publications · Crossref5 total works indexedSingle-step method of RNA isolation by acid guanidinium thiocyanate-phenol-chloroform extraction · 1987 · cited 43,484xMask R-CNN · 2017 · cited 26,079xMicrosoft COCO: Common Objects in Context · 2014 · cited 25,277xFeature Pyramid Networks for Object Detection · 2017 · cited 23,316xFocal Loss for Dense Object Detection · 2017 · cited 23,314xvia Crossref · CC0Available in 6 languagesРусскийItalianoEgyptian ArabicKazakhPolskivia Wikidata sitelinks · CC0Connectionsassociation footballEntityFC BarcelonaConceptCategories1988 births21st-century Polish sportsmenChojniczanka Chojnice playersEkstraklasa playersExpatriate men's footballers in GreeceExpatriate men's footballers in KazakhstanFC Atyrau playersFootballers from ŁódźGKS Górnik Łęczna playersIII liga playersII liga playersI liga players