Title: Survival Nomograms for Colorectal Carcinoma Patients with Lung Metastasis and Lung-
Only Metastasis, Based on the SEER Database and a Single-Center External Validation Cohort
Version: 2 Date: 06 Sep 2022
Reviewer's report:
1.Use the full spelling when the abbreviation first appears in the abstract od manuscript, and
then use the abbreviation in the following.
2.The Introduction of the second paragraph is a little longer. Please divided it into two
paragraphs.
3.The data were downloaded from the SEER database. However, 43 CRC patients of  Shanghai
East Hospital is less as external dataset validation.
4.In Figure 2, “P value or P<0.05 or P>0.05” should be added.
5.In Figure 3-2, some cures were crossed,and the results were not well.
6.The font size of the Figure 4-1 and 4-2 is too small, please check it to meet the requirements
of the journal.
7. The discussion section of the paper should be more in-depth. The author must dig deeper into
the discussion part before the article can be accepted.
8.The results section shows too much, and the authors are suggested to refine some of the
statements. The authors' English writing needs to be greatly improved.
Title: Survival Nomograms for Colorectal Carcinoma Patients with Lung Metastasis and Lung-
Only Metastasis, Based on the SEER Database and a Single-Center External Validation Cohort
Version: 2 Date: 06 Sep 2022
Reviewer's report:
1.Use the full spelling when the abbreviation first appears in the abstract od manuscript, and
then use the abbreviation in the following.
2.The Introduction of the second paragraph is a little longer. Please divided it into two
paragraphs.
3.The data were downloaded from the SEER database. However, 43 CRC patients of  Shanghai
East Hospital is less as external dataset validation.
4.In Figure 2, “P value or P<0.05 or P>0.05” should be added.
5.In Figure 3-2, some cures were crossed,and the results were not well.
6.The font size of the Figure 4-1 and 4-2 is too small, please check it to meet the requirements
of the journal.
7. The discussion section of the paper should be more in-depth. The author must dig deeper into
the discussion part before the article can be accepted.
8.The results section shows too much, and the authors are suggested to refine some of the
statements. The authors' English writing needs to be greatly improved.
Please review this paper.
user
Title: Survival Nomograms for Colorectal Carcinoma Patients with Lung Metastasis and Lung-
Only Metastasis, Based on the SEER Database and a Single-Center External Validation Cohort
Version: 2 Date: 06 Sep 2022
Reviewer's report:
1.Use the full spelling when the abbreviation first appears in the abstract od manuscript, and
then use the abbreviation in the following.
2.The Introduction of the second paragraph is a little longer. Please divided it into two
paragraphs.
3.The data were downloaded from the SEER database. However, 43 CRC patients of  Shanghai
East Hospital is less as external dataset validation.
4.In Figure 2, “P value or P<0.05 or P>0.05” should be added.
5.In Figure 3-2, some cures were crossed,and the results were not well.
6.The font size of the Figure 4-1 and 4-2 is too small, please check it to meet the requirements
of the journal.
7. The discussion section of the paper should be more in-depth. The author must dig deeper into
the discussion part before the article can be accepted.
8.The results section shows too much, and the authors are suggested to refine some of the
statements. The authors' English writing needs to be greatly improved.
assistant