Total Plasma Homocysteine Level Assessment and Timing of Folate/B12 Supplementation Prior to Initiation of Pemetrexed-Based Chemotherapy for Nonsquamous Non-Small Cell Lung Cancer Patients: An Irrelevant Investigation, an Unnecessary Delay, or Both?

Total Plasma Homocysteine Level Assessment and Timing of Folate/B12 Supplementation Prior to Initiation of Pemetrexed-Based Chemotherapy for Nonsquamous Non-Small Cell Lung Cancer Patients: An Irrelevant Investigation, an Unnecessary Delay, or Both?