ERX6569495 COG-UK/PHEC-YYBC7I9/PHEC:210926_NB552525_0141_AH52NKAFX3 ERP121228 PRJEB37886 ERS7971839 SAMEA10317076 AMPLICON VIRAL RNA PCR Nextera_XT|Internal Nextera XT (reduced volume) Illumina HiSeq 2500