C. Markus - Publications, H-index & Citations

Number of patient samples affected before error detection: Strategic implications for internal quality control and patient-based quality control practices 错误检测前受影响的患者样本数量: 内部质量控制和基于患者的质量控制实践的战略意义

IF3.7

2025-04-01

PREAI

Alp, Hamit Hakan; Tran, Mai Thi Chi; Markus, Corey; Ho, Chung Shun; Loh, Tze Ping; Zakaria, Rosita; Cooke, Brian R.; Theodorsson, Elvar; Greaves, Ronda F.

Linearity assessment: deviation from linearity and residual of linear regression approaches 线性评估: 线性偏差和线性回归方法的残差

IF2.9

2025-03-01

PREAI

Low, Hui Qi; Markus, Corey; Loh, Tze Ping; Lim, Chun Yee

The LEAP checklist for laboratory evaluation and analytical performance characteristics reporting of clinical measurement procedures

IF3.7

2024-07-19

PREAI

Lim, Chun Yee; Lee, Xavier; Tran, Mai Thi Chi; Markus, Corey; Loh, Tze Ping; Ho, Chung Shun; Theodorsson, Elvar; Greaves, Ronda F.; Cooke, Brian R.; Zakaria, Rosita

PATHOLOGY

IF3

2024-02-01

PREAI

Loh, Tze Ping; Cooke, Brian R.; Tran, Mai Thi Chi; Markus, Corey; Zakaria, Rosita; Ho, Chung Shun; Theodorsson, Elvar; Greaves, Ronda F.

The LEAP checklist for Laboratory Evaluation and Analytical Performance characteristics reporting of clinical measurement procedures

The LEAP Checklist for Laboratory Evaluation and Analytical Performance Characteristics Reporting of Clinical Measurement Procedures

IF2.9

2023-11-01

OAAI

Loh, Tze Ping; Cooke, Brian R.; Tran, Thi Chi Mai; Markus, Corey; Zakaria, Rosita; Ho, Chung Shun; Theodorsson, Elvar; Greaves, Ronda F.

The LEAP checklist for laboratory evaluation and analytical performance characteristics reporting of clinical measurement procedures

IF3.9

2023-10-23

OAAI

Loh, Tze Ping; Cooke, Brian R.; Tran, Thi Chi Mai; Markus, Corey; Zakaria, Rosita; Ho, Chung Shun; Theodorsson, Elvar; Greaves, Ronda F.

BIOCHEMIA MEDICA

IF1.8

2023-10-13

OAAI

Loh, Tze Ping; Cooke, Brian R.; Thi Chi Mai Tran; Markus, Corey; Zakaria, Rosita; Ho, Chung Shun; Theodorsson, Elvar; Greaves, Ronda F.

The LEAP checklist for laboratory evaluation and analytical performance characteristics reporting of clinical measurement procedures

Between and within calibration variation: implications for internal quality control rules

IF3.7

2023-10-13

OAAI

Loh, Tze Ping; Cooke, Brian R.; Tran, Thi Chi Mai; Markus, Corey; Zakaria, Rosita; Ho, Chung Shun; Theodorsson, Elvar; Greaves, Ronda F.

PATHOLOGY

IF3

2023-06-01

OAAI

Lim, Chun Yee; Lee, Jermyn Jit Siong; Choy, Kay Weng; Badrick, Tony; Markus, Corey; Loh, Tze Ping

Advances in internal quality control

CRITICAL REVIEWS IN CLINICAL LABORATORY SCIENCES

IF5.5

2023-05-17

PREAI

Loh, Tze Ping; Lim, Chun Yee; Sethi, Sunil Kumar; Tan, Rui Zhen; Markus, Corey

Functional Reference Limits: Describing Physiological Relationships and Determination of Physiological Limits for Enhanced Interpretation of Laboratory Results

Lot-to-lot reagent changes and commutability of quality testing materials for total bile acid measurements

IF3.9

2023-04-21

OAAI

Chuah, Tyng Yu; Lim, Chun Yee; Tan, Rui Zhen; Pratumvinit, Busadee; Loh, Tze Ping; Vasikaran, Samuel; Markus, Corey

Calibration frequency and analytical variability of laboratory measurements

IF3.7

2023-01-16

PREAI

Markus, Corey; Coat, Suzette; Marschall, Hanns-Ulrich; Matthews, Susan; Loh, Tze Ping; Rankin, Wayne; Hague, William M. M.

Lot-to-lot variation and verification 批次间的变更和验证

IF2.9

2023-01-01

OAAI

Lim, Chun Yee; Yang, Shin Ow; Markus, Corey; Loh, Tze Ping

Method evaluation in the clinical laboratory

IF3.7

2022-11-24

OAAI

Loh, Tze Ping; Markus, Corey; Tan, Chin Hon; Tran, Mai Thi Chi; Sethi, Sunil Kumar; Lim, Chun Yee

An Objective Approach to Deriving the Clinical Performance of Autoverification Limits

IF3.7

2022-11-04

OAAI

Loh, Tze Ping; Cooke, Brian R.; Markus, Corey; Zakaria, Rosita; Mai Thi Chi Tran; Ho, Chung Shun; Greaves, Ronda F.

Calibration Practices in Clinical Mass Spectrometry: Review and Recommendations

IF3.9

2022-09-01

OAAI

Loh, Tze Ping; Tan, Rui Zhen; Lim, Chun Yee; Markus, Corey

Lot-to-lot reagent verification: Effect of sample size and replicate measurement on linear regression approaches

IF3.9

2022-09-01

OAAI

Cheng, Wan Ling; Markus, Corey; Lim, Chun Yee; Tan, Rui Zhen; Sethi, Sunil Kumar; Loh, Tze Ping

Performance of four regression frameworks with varying precision profiles in simulated reference material commutability assessment

IF2.9

2022-09-01

PREAI

Koh, Norman Wen Xuan; Markus, Corey; Loh, Tze Ping; Lim, Chun Yee; IFCC Working Grp Method Evaluation Protocols