Identified keywords were divided into 13 clusters: #0 blood stream infection, #1 septic shock, #2 interleukin 6, #3 early‐onset sepsis, #4 C‐reactive protein, #5 neonatal sepsis, #6 preterm infant, #7 procalcitonin, #8 Escherichia coli, #9 LOS, #10 mortality, #11 newborn, and #12 management (Figure 4B). Here, IL6 is linked to infection.