text_html_output_1.png
import pandas as pd

df = pd.read_csv('../input/colorectal-cancer-patients/crc.txt', sep='\t')
df

df = df.drop('Unnamed: 9', axis=1)
df = df.drop('Unnamed: 10', axis=1)
df = df.drop('Unnamed: 11', axis=1)
df = df.drop(index=62, axis=0)
df