Changes

'''Example of testCases.dat file'''

'''Example of testCases.dat file'''

<source>

<source lang="text">

Z zygosity

Z zygosity

</source lang="text">

</source>

In this case, the data file simply indicates that the five canonical columns in the pedigree (family id, individual id, father, mother and sex) will be followed by a column indicated whether individuals are MZ twins.

In this case, the data file simply indicates that the five canonical columns in the pedigree (family id, individual id, father, mother and sex) will be followed by a column indicated whether individuals are MZ twins.