This study clearly depicts that The COVID-19 pandemic is a major challenge for health systems, citizens and policymakers worldwide (1). An escalation in the contagiousness, severity and pervasiveness of the disease prompted the World Health Organization (WHO) to declare COVID-19 as a pandemic on 11 March 2020 (2). A report of the London School of Hygiene and Tropical medicine on 30 April estimated that since Spain has recently seen a large increase in the number of deaths, 15% of the population could be infected. 

Spain had not devised, until very recently, an intensive testing strategy for suspected cases of COVID-19 infections. This renewed effort includes the utilization of reverse transcriptase polymerase chain reaction (RT-PCR) swab testing or rapid antibody testing in the primary care setting. The major contributing factors to the rapid spread and the high number of coronavirus deaths in the population could be traced back to the lack of: (i) intensive testing, (ii) identification of close contacts and (iii) insufficient screening of these close contacts. In order to mitigate the effect of these obstacles, we created a comprehensive primary health care program that comprises the following: (i) a seroprevalence study in possible cases, (ii) a follow-up study in probable cases, (iii) a survey in institutionalized patients in nursing homes and (iv) a survey in health care workers.

Reference link-https://academic.oup.com/fampra/article/38/2/153/5904032

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