Concatenate vcf files
vcf-concat [OPTIONS] A.vcf.gz B.vcf.gz C.vcf.gz > out.vcf
About: Convenience tool for concatenating VCF files. In the basic mode it does not
do anything fancy except for a sanity check that all files have the same columns. When run with the -s option, it will perform a partial merge sort, looking at a limited number of open jobs simultaneously.
-f, --files <file>
Read the list of files from a file.
-s, --merge-sort <int>
Allow small overlaps in N consecutive files.
-h, -?, --help
This help message.