Stool type 5 and 6 July 8, 2019 16 32 64 128 Bristol stool type 5 and 6 Type 5 and 6 stool causes Bristol stool chart type 5 and 6 Type 5 and 6 stool reddit Type 5 and 6 stool meaning Type 5 and 6 stool chart Difference between type 5 and 6 stool