Parsing of PMCID table row to column form
问题 dput(t1) structure(list(PMCID = c("PMC7809753", "PMC7809753", "PMC7809753", "PMC7809753", "PMC7809753", "PMC7790830", "PMC7790830", "PMC7790830", "PMC7790830", "PMC7790830"), table = c("Table 1", "Table 1", "Table 1", "Table 1", "Table 1", "Table 1", "Table 1", "Table 1", "Table 1", "Table 1"), row = c(1L, 2L, 3L, 4L, 5L, 1L, 2L, 3L, 4L, 5L), text = c("Drug=Cytarabine (Ara-C); Target=DNA polymerases; Influx=ENT1, CNT3, OCTN1; Metabolisma=Activation: dCK, dCMPK, NDK. Inactivation: CDA, dCMPD,