Table 1

RET haplotypes comprising various combinations of single nucleotide variants

Haplo	A45A	V125V	A432A	G691S	L769L	S836S	S904S
A
B	+
C	+				+
D			+
E					+	+
F	+		+		+
G				+			+
H		+
I			+	+			+
J	+			+			+
K	+		+
L					+

+, Variant present at locus.
Blank, wild type at locus.