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On behalf of all the co-authors (listed above) I would like to state that this work has not been submitted currently elsewhere in any other journal.
Conflict of interest
No conflict of interest by any of the authors.
Conducted study did not involve any animal requiring approval for the same.
Informed Consent was obtained from all individual participants included in the study.
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Lakshman, A., Nampoothiri, R.V., Sreedharanunni, S. et al. Knuckle Pigmentation: A Clue to Systemic Illness. Indian J Hematol Blood Transfus 32, 507–508 (2016). https://doi.org/10.1007/s12288-016-0690-y
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