Talvez deva tentar algumas variações de ortografia:
"j natl cancer int monogr" » "j fatal cancer int monogr" (Expandir a Pesquisa), "j al cancer int monogr" (Expandir a Pesquisa), "j all cancer int monogr" (Expandir a Pesquisa), "j natl cancer inter monogr" (Expandir a Pesquisa), "j natl cancer intra monogr" (Expandir a Pesquisa), "j natl cancer index monogr" (Expandir a Pesquisa), "j natl cancer being monogr" (Expandir a Pesquisa), "_ natl cancer int monogr" (Expandir a Pesquisa), "j nail cancer int monogr" (Expandir a Pesquisa), "j nat cancer int monogr" (Expandir a Pesquisa)
"j natl cancer inca monogr" » "j fatal cancer inca monogr" (Expandir a Pesquisa), "j al cancer inca monogr" (Expandir a Pesquisa), "j all cancer inca monogr" (Expandir a Pesquisa), "j natl cancer indian monogr" (Expandir a Pesquisa), "j natl cancer induce monogr" (Expandir a Pesquisa), "j natl cancer index monogr" (Expandir a Pesquisa), "_ natl cancer inca monogr" (Expandir a Pesquisa), "j nail cancer inca monogr" (Expandir a Pesquisa), "j nat cancer inca monogr" (Expandir a Pesquisa)
"j anal cancer int monogr" » "j renal cancer int monogr" (Expandir a Pesquisa), "j anal cancer inter monogr" (Expandir a Pesquisa), "j anal cancer intra monogr" (Expandir a Pesquisa), "j anal cancer index monogr" (Expandir a Pesquisa), "j anal cancer being monogr" (Expandir a Pesquisa), "j anil cancer int monogr" (Expandir a Pesquisa), "j anibal cancer int monogr" (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("j natl cancer int monogr") OR ("j natl cancer inca monogr"))) or ("j anal cancer int monogr"))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((("j natl cancer int monogr") OR ("j natl cancer inca monogr"))) OR ("j anal cancer int monogr")).
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "((((\"j natl cancer int monogr\") OR (\"j natl cancer inca monogr\"))) or (\"j anal cancer int monogr\"))".
• Se retirar as aspas poderá fazer uma pesquisa mais abragente: (((( j natl cancer int monogr ) OR ( j natl cancer inca monogr ))) or ( j anal cancer int monogr )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((("j natl cancer int monogr") OR ("j natl cancer inca monogr"))) or ("j anal cancer int monogr"))*.