text_original: They differ only in their respec  tive pathogenicity. Some such relationship pertains between them as that between small pox and vaccinia, or as that between the singularly mild type of small pox that has prevailed recently in the West India Islands and elsewhere in the Western Hemisphere, and the more familiar and virulent kind of the disease that has scourged o 2 212 PROBLEMS IN TROPICAL MEDICINE. mankind from time immemorial.
text_transcription: THEY DIFFER ONLY IN THEIR RESPECTIVE PATHOGENICITY SOME SUCH RELATIONSHIP PERTAINS BETWEEN THEM AS THAT BETWEEN SMALL POX AND VACCINDIA OR AS THAT BETWEEN THE SINGULARLY MILD TYPE OF SMALL POX THAT HAS PREVAILED RECENTLY IN THE WEST INDIA ISLANDS AND ELSEWHERE IN THE WESTERN HEMISPHERE AND THE MORE FAMILIAR AND VIRULENT KIND OF THE DISEASE THAT HAS SCOURGED MANKIND FROM TIME IMMEMORIAL
phonemes: ðeɪ dˈɪfɚɹ ˈoʊnli ɪn ðɛɹ ɹᵻspˈɛk tˈaɪv pˌæθoʊdʒˌɛnˈɪsᵻɾi. sˌʌm sˈʌtʃ ɹᵻlˈeɪʃənʃˌɪp pɚtˈeɪnz bᵻtwˌiːn ðˌɛm æz ðæt bᵻtwˌiːn smˈɔːl pˈɑːks ænd væksˈɪniə, ɔːɹ æz ðæt bᵻtwˌiːn ðə sˈɪŋɡjʊlɚli mˈaɪld tˈaɪp ʌv smˈɔːl pˈɑːks ðæt hɐz pɹɪvˈeɪld ɹˈiːsəntli ɪnðə wˈɛst ˈɪndiə ˈaɪləndz ænd ˈɛlswɛɹ ɪnðə wˈɛstɚn hˈɛmɪsfˌɪɹ, ænd ðə mˈɔːɹ fəmˈɪlɪɹ ænd vˈɪɹələnt kˈaɪnd ʌvðə dɪzˈiːz ðæt hɐz skˈɜːdʒd ˈoʊ tˈuː tˈuːhˈʌndɹɪd twˈɛlv pɹˈɑːbləmz ɪn tɹˈɑːpɪkəl mˈɛdəsən. mæŋkˈaɪnd fɹʌm tˈaɪm ˌɪmɪmˈɔːɹɪəl.