Correction to: Maternal complications in twin pregnancies in Finland during 1987-2014: a retrospective study
更正：1987-2014年芬兰双胎妊娠母体并发症：一项回顾性研究
期刊:BMC Pregnancy and Childbirth
影响因子:2.7
doi:10.1186/s12884-020-03119-z
Rissanen, Annu-Riikka S; Jernman, Riina M; Gissler, Mika; Nupponen, Irmeli; Nuutila, Mika E
