'Declare ComboBoxColumn
        Dim cbColumn As New DataGridViewComboBoxColumn
        cbColumn.Name = "Column ComboBox"
 
        'Add Values 
        For value As Integer = 0 To 5
            cbColumn.Items.Add("Value = " & value.ToString)
        Next
 
        'Add ComboBox 
        DataGridView_FollowUp.Columns.Add(cbColumn)