Home care nurses' perception of the challenges they faced during the COVID-19 pandemic: a qualitative study.

Background: Despite the significant role they play in the whole health care system, home care nurses are not paid the attention they deserve. Besides highlighting their significant role in the health care system, the COVID-19 pandemic also posed several challenges for home care nurses.

Objective: The purpose of this study is to explain the nurses' perception of the challenges of home care during the Covid-19 pandemic.

Lamivudine Resistance and Precore Variants in Iranian Patients With Chronic Hepatitis B: Correlation With Virological and Clinical Features.

Background: Long-term lamivudine therapy, despite its initial effectiveness against hepatitis B virus (HBV), is associated with the emergence of drug resistance mutations in polymerase protein.

Objectives: The aim of the present study was to determine the prevalence of precore and lamivudine drug resistance mutations in lamivudine treated patients with chronic B hepatitis.

Patients And Methods: Sequential sera were obtained from 88 chronic HBV carriers who received lamivudine for more than 24 months.