The frequency of SMN gene variants lacking exon 7 and 8 is highly population dependent.

by Raymon Vijzelaar, Reinier Snetselaar, Martijn Clausen, Amanda G Mason, Marrit Rinsma, Marinka Zegers, Naomi Molleman, Renske Boschloo, Rizkat Yilmaz, Romy Kuilboer, Sylvia Lens, Syamiroh Sulchan, Jan Schouten
Published 2019-01-01