Queries the PX rss feed file for the latest PX dataset announcements.
pxannounced()A data.frame with announcements data set identifiers,
publication dates and annoucement messages.
pxannounced()
#> The google group rss feeds are currenlty down (see
#> https://github.com/lgatto/rpx/issues/7 for details). Please visit
#> https://groups.google.com/g/proteomexchange for the latest annoucements