共 50 条
- [23] An external quality assurance programme for porphyrin CLINICA CHIMICA ACTA, 2005, 355 : S355 - S356
- [24] Principles of external quality assurance - Reply ZEITSCHRIFT FUR GERONTOLOGIE UND GERIATRIE, 1999, 32 (06): : 476 - 478
- [27] QUALITY ASSURANCE .3. EXTERNAL QUALITY ASSESSMENT MEDICAL LABORATORY SCIENCES, 1987, 44 (02): : 178 - 186