Jan 5 (Reuters) - U.S. pharma giant Pfizer Inc is planning to pull back on early-stage research into treatments for rare diseases, including development of new viral-based gene therapies, financial newspaper Barron's said on Thursday. (Reporting by Shubhendu Deshmukh in Bengaluru; Editing by Sherry Jacob-Phillips)
Pfizer plans to pull back on early-stage rare disease research - Barron's
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