html ▁▁▁ 9 5 2 - 1 0 - 3 0 5 6 - 9 ▁Inter action ▁of ▁alco hol ▁and ▁sm oking ▁in ▁the ▁path ogen esis ▁of ▁upper ▁dig est ive ▁tract ▁can cers ▁- ▁possible ▁chem op re vention ▁with ▁c yst e ine ▁ ▁C yst ine ▁Kid ney ▁St ones ▁ ▁Kos her ▁View ▁of ▁L - C yst e ine ▁ ▁Category : Pro te in ogen ic ▁am ino ▁ac ids ▁Category : G l uc ogen ic ▁am ino ▁ac ids ▁Category : S ulf ur ▁am ino ▁ac ids ▁Category : Th i ols ▁Category : F ood ▁add it ives ▁Category : E - number ▁add it ives <0x0A> </s> ▁La ▁F res n eda ▁() ▁or ▁La ▁Fre ix n eda ▁() ▁is ▁a ▁municipality ▁located ▁in ▁the ▁Mat ar ra ña / Mat ar ran ya ▁com arca , ▁province ▁of ▁Ter uel , ▁Arag on , ▁Spain . ▁According ▁to ▁the ▁ 2 0 0 4 ▁census ▁( INE ), ▁the ▁municipality ▁has ▁a ▁population ▁of ▁ 4 5 1 ▁inhabitants . ▁ ▁Category : M unicip al ities ▁in ▁the ▁Province ▁of ▁Ter uel ▁Category : Mat ar ra ña / Mat ar ran ya ▁Category : Pop ulated ▁places ▁in ▁the ▁Province ▁of ▁Ter uel <0x0A> </s> ▁Dr . ▁Terr ence ▁Le as ▁is ▁an ▁American ▁academic ▁and ▁the ▁current ▁( se vent h ) ▁president ▁of ▁Big ▁B end ▁Community ▁College . ▁Le as ▁was ▁educated ▁at