Many of these failed to provide relevant information to allow adequate coding of cause of death to the International Classification of Diseases 10th revision (ICD-10).
Methodd llawer o'r rhain â darparu gwybodaeth berthnasol i ganiatáu codio digonol o achos marwolaeth i safon 10fed diwygiad y Dosbarthiad Rhyngwladol o Glefydau (ICD-10).