padrão voz passiva dos verbos (observe, diagnose, document - termo antes)

X (was|were)_VBD (.*) (documented_VBN |diagnosed_VBN |observed_[A-Z]{2,3} ) (of_IN X)?

1. Java: ((?:[\\w-/.]*_[A-Z$]{2,4}\\s|,_,\\s)*?)(?:was|were)_VBD\\s(?:[\\w-/]*_[A-Z]{2,3}\\s)*?(?:documented_VBN|diagnosed_VBN|observed_[A-Z]{2,3})(?:\\sof_IN\\s((?:[\\w-/]*_[A-Z]{2,3}\\s)*))?
		 
2. Perl: ((?:[\w-/.]*_[A-Z$]{2,4}\s|,_,\s)*?)(?:was|were)_VBD\s(?:[\w-/]*_[A-Z]{2,3}\s)*?(?:documented_VBN|diagnosed_VBN|observed_[A-Z]{2,3})(?:\sof_IN\s((?:[\w-/]*_[A-Z]{2,3}\s)*))?
		 
	// \w  Casa letras, dígitos, ou '_'.
	// 1 e 2 são equivalentes	
	// Levando em consideração o ponto (.) e o cifrão (PRP$)

Sentences Examples:

Aplastic_JJ crisis_NN associated_VBN with_IN a_DT parvovirus_NN infection_NN was_VBD documented_VBN in_IN one_CD patient_NN ._.

Respiratory_JJ failure_NN was_VBD documented_VBN in_IN 13_CD percent_NN of_IN patients_NNS ._.

	
Acute_JJ promyelocytic_JJ leukemia_NN was_VBD diagnosed_VBN in_IN a_DT 21-year-old_JJ female_NN after_IN 8_CD years_NNS of_IN HU_NNP therapy_NN ._.

Hypersplenism_NNP ,_, which_WDT was_VBD diagnosed_VBN in_IN six_CD patients_NNS ,_, is_VBZ a_DT classical_JJ complication_NN of_IN SCD_NNP ,_, but_CC recurrent_JJ splenic_JJ sequestration_NN episodes_NNS are_VBP unusual_JJ in_IN children_NNS aged_VBN 6_CD and_CC 7_CD years_NNS ,_, Hb_NNP SC_NNP children_NNS excepted_VBD ,_, and_CC suggest_VBP hydroxyurea-induced_JJ hypersplenism_NN ._.

One_CD malignancy_NN occurred_VBD in_IN our_PRP$ cohort_NN ,_, but_CC analysis_NN of_IN this_DT case_NN led_VBD us_PRP to_TO conclude_VB that_DT ,_, most_RBS probably_RB ,_, the_DT leukemia_NN pre-existed_VBD the_DT hydroxyurea_NN administration_NN ,_, since_IN the_DT leukemia_NN was_VBD diagnosed_VBN 1.5_CD months_NNS after_IN starting_VBG hydroxyurea_NN therapy_NN ._.

When_WRB the_DT acute_JJ chest_NN syndrome_NN was_VBD diagnosed_VBN ,_, patients_NNS had_VBD hypoxia_NN ,_, decreasing_VBG hemoglobin_NN values_NNS ,_, and_CC progressive_JJ multilobar_JJ pneumonia_NN ._.


During_IN 426_CD patient-years_NNS of_IN follow-up_JJ for_IN patients_NNS with_IN standard_JJ criteria_NNS ,_, 3.3_CD acute_JJ chest_NN syndromes_NNS ,_, 1.3_CD cerebrovascular_JJ events_NNS ,_, and_CC 1.1_CD osteonecrosis_NNS per_IN 100_CD patient-years_NNS were_VBD observed_VBN ._.

Hospitalizations_NNS ,_, VOCS_NNP ,_, and_CC ACS_NNP were_VBD more_RBR frequently_RB observed_VBN after_IN 3_CD years_NNS of_IN treatment_NN than_IN during_IN the_DT first_JJ 3_CD years_NNS ._.

Recurrent_JJ stroke_NN was_VBD observed_VBN once_RB in_IN an_DT 8-year-old_JJ girl_NN ,_, 6_CD years_NNS after_IN the_DT initial_JJ event_NN ._.

There_EX were_VBD 5_CD episodes_NNS observed_JJ of_IN severe_JJ anemia_NN -LRB-_-LRB- Hb_NNP ,_, -LRB-_-LRB- 6_CD g\/dL_NNP -RRB-_-RRB- that_WDT required_VBD transfusion_NN -LRB-_-LRB- 4_CD infants_NNS -RRB-_-RRB- ._.

During_IN the_DT dose_NN titration_NN ,_, blood_NN counts_NNS consistent_JJ with_IN a_DT finding_NN of_IN marrow_NN depression_NN were_VBD observed_VBN at_IN least_JJS once_RB in_IN 35_CD percent_NN of_IN the_DT patients_NNS who_WP received_VBD placebo_NN ._.

Hypersplenism_NNP was_VBD observed_VBN in_IN six_CD Hb_NNP SS_NNP patients_NNS ._.

((?:[\w-/.]*_[A-Z$]{2,4}\s|,_,\s)*?)(?:was|were)_VBD(?:\w*\s)*?(?:documented_VBN|diagnosed_VBN|observed_[A-Z]{2,3})(?:\sof_IN\s((?:[\w-/]*_[A-Z]{2,3}\s)*))?