Where used:
| Data Set | National Renal Data Set - Renal Care | references in description OBSERVATION DATE (STOPPED SMOKING) |
| Data Element | OBSERVATION DATE (STOPPED SMOKING) | references in description OBSERVATION DATE (STOPPED SMOKING) |
| Data Set | National Renal Data Set - Renal Care | references in description OBSERVATION DATE (STOPPED SMOKING) |
| Data Element | OBSERVATION DATE (STOPPED SMOKING) | references in description OBSERVATION DATE (STOPPED SMOKING) |