PMC:4137988 / 4811-4941
Annnotations
2_test
{"project":"2_test","denotations":[{"id":"25143747-19631508-55576475","span":{"begin":128,"end":130},"obj":"19631508"}],"text":"We followed the PRISMA (Preferred Reporting Items for Systematic Reviews and Meta-Analyses) statement to prepare the manuscript.15"}