Complex sentence: Metab-L is an electronic mailing list on inborn errors of metabolisminborn errors of metabolism set up in August 1995.The list is open to medical professionals and scientists involved in metabolic diseases only and by 2007 had a subscription base of more than 1000 subscribers worldwide.
Split into simpler sentences: Metab-L is an electronic mailing list on inborn errors of metabolism. By 2007 had a subscription base of more than 1000 subscribers worldwide.